PARTS
Products like the Mag-Hytec Allison A1000 Transmission Pan and the SunCoast SFI-Allison-1 GM Allison Transmission Blanket are specifically designed to fit certain models, such as the GM 6.6L Duramax from 2001-2018. These products are built to withstand the demands of heavy-duty use and provide increased protection and performance for your transmission.
SunCoast also offers billet input shafts and flex plates for different model years of the GM Allison transmission, ensuring that you can find the right component for your specific vehicle. Additionally, their deep pan filter loc and modified P1 sun gear further enhance the functionality of your transmission system.
Fleece Performance Engineering and Mishimoto also offer a range of products in the Parts category, including transmission cooler lines, torque converter lockup controllers, and heavy-duty transmission coolers with electric fans. These products are designed to improve cooling efficiency, ensure smooth gear changes, and prolong the lifespan of your transmission.
Whether you are looking to upgrade your transmission system for increased performance or simply need replacement parts for maintenance, the Parts category has everything you need to keep your vehicle running smoothly. Browse our selection of high-quality products to find the perfect components for your transmission system.
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PPE 124062103 ALLISON TRANSMISSION BAR AND PLATE TRANSMISSION COOLER FOR 03-05 GM 6.6L DURAMAX LB7/LLY
PACIFIC PERFORMANCE ENGINEERING
$314.99Excessive heat prematurely damages the transmission. PPE performance Bar and Plate Transmission Cooler give you the Proper cooling of your transmission fluid that you need to extend your transmission lifespan. Bar and plate style cooler is far superior...$314.99 -
PPE 124066000 BAR AND PLATE TRANSMISSION FLUID COOLER FOR 20-23 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$350.99Enhance the performance and longevity of your FOR 20-23 GM 6.6L Duramax L5P transmission with the PPE 124066000 Bar and Plate Transmission Fluid Cooler. Designed to provide superior cooling capabilities, this transmission fluid cooler surpasses the...$350.99 -
PPE 125069000 10L80 TRANSMISSION FLUID THERMAL BYPASS VALVE FOR 19-23 GM DURAMAX 3.0L
PACIFIC PERFORMANCE ENGINEERING
$80.99Add another measure of protection and increase fluid flow to the transmission cooler. Increase cooling capacity with this easy-to-install billet aluminum PPE Transmission Fluid Thermal Bypass Valve FOR the GM 10L80 10-Speed transmission. The OEM part has...$80.99 -
PPE 128041119 EPC BLOCKER FOR 11-19 GM 6.6L DURAMAX LML/L5P
PACIFIC PERFORMANCE ENGINEERING
$49.49The PPE 128041119 EPC Blocker is a vital solution FOR the FOR 11-19 GM 6.6L Duramax LML/L5P, specifically targeting the Allison 1000 transmission's mainline pressure issue. Ensuring your transmission operates at its peak performance, this kit tackles the...$49.49 -
PPE 128043100 4L60E / 4L80E / ALLISON 1000 TRANSMISSION HARNESS REMOVAL TOOL
PACIFIC PERFORMANCE ENGINEERING
$22.49Harness Removal Tool - Anodized Billet Aluminum - 4L60E, 4L80E, Allison 1000 Transmissions This Harness Removal Tool is made FOR the 4L60E, 4L80E, and Allison 1000 transmissions and is machined out of billet 6061-T6 aluminum with a premium anodized black...$22.49 -
PPE 128051100 10L80 DEEP TRANSMISSION PAN-RAW FOR 20-23 GM 3.0L DURAMAX
PACIFIC PERFORMANCE ENGINEERING
$278.99PPE's Heavy-Duty Deep 10L80 Transmission Pan holds an extra 4 quarts of fluid and is cast from high-quality aluminum alloy FOR strength and optimal heat dissipation. Simply stated, more is always better when it comes to transmission fluid. Higher volumes...$278.99 -
PPE 128051110 10L80 DEEP TRANSMISSION PAN-BRUSHED FOR 20-23 GM 3.0L DURAMAX
PACIFIC PERFORMANCE ENGINEERING
$287.99PPE's Heavy-Duty Deep 10L80 Transmission Pan holds an extra 4 quarts of fluid and is cast from high-quality aluminum alloy FOR strength and optimal heat dissipation. Simply stated, more is always better when it comes to transmission fluid. Higher volumes...$287.99 -
PPE 128051120 10L80 DEEP TRANSMISSION PAN-BLACK FOR 20-23 GM 3.0L DURAMAX
PACIFIC PERFORMANCE ENGINEERING
$287.99PPE's Heavy-Duty Deep 10L80 Transmission Pan holds an extra 4 quarts of fluid and is cast from high-quality aluminum alloy FOR strength and optimal heat dissipation. Simply stated, more is always better when it comes to transmission fluid. Higher volumes...$287.99 -
PPE 128051400 10L1000 HEAVY-DUTY CAST DEEP TRANSMISSION PAN RAW FOR 20-23 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$359.99The PPE 128051400 10L1000 Heavy-Duty Cast Deep Transmission Pan is the ultimate upgrade FOR your FOR 20-23 GM 6.6L Duramax L5P with the Allison 10L1000 transmission. Known FOR its exceptional performance and durability, the 10L1000 now receives an extra...$359.99 -
PPE 128051410 10L1000 HEAVY-DUTY CAST DEEP TRANSMISSION PAN BRUSHED FOR 20-23 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$377.99Elevate the performance and protection of your FOR 20-23 GM 6.6L Duramax L5P with the PPE 128051410 10L1000 Heavy-Duty Cast Deep Transmission Pan. Crafted specifically FOR the Allison 10L1000 transmission, renowned FOR its durability and efficiency, this...$377.99 -
PPE 128051420 10L1000 HEAVY-DUTY CAST DEEP TRANSMISSION PAN BLACK FOR 20-23 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$377.99The PPE 128051420 10L1000 Heavy-Duty Cast Deep Transmission Pan in Black is the ultimate upgrade FOR your FOR 20-23 GM 6.6L Duramax L5P with the renowned Allison 10L1000 transmission. Elevate your transmission's performance and protection with this...$377.99 -
PPE 128060100 ALLISON PTO SIDE COVER 1 CVR 1 GASKET 6 BOLTS RAW FOR 17-19 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$41.39The PPE 128060100 ALLISON PTO SIDE COVER is a high-quality product designed FOR durability and improved performance on your FOR 17-19 GM 6.6L Duramax L5P. This kit includes a single cover, six bolts, and one cover gasket, which are essential components...$41.39 -
PPE 128060110 ALLISON PTO SIDE COVER 1 CVR 1 GASKET 6 BOLTS BLACK AND BRUSHED FOR 17-19 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$44.99The PPE 128060110 ALLISON PTO SIDE COVER 1 CVR 1 GASKET 6 BOLTS in Black and Brushed finish is a top-quality product designed FOR the FOR 17-19 GM 6.6L Duramax L5P engine. This kit includes a single cover, 6 bolts, and 1 cover gasket - everything you...$44.99 -
PPE 128060120 ALLISON PTO SIDE COVER 1 CVR 1 GASKET 6 BOLTS BLACK FOR 17-19 GM 6.6L DURAMAX L5P
PACIFIC PERFORMANCE ENGINEERING
$44.99The PPE 128060120 ALLISON PTO SIDE COVER kit is a top-of-the-line solution designed FOR select 2001-2019 GM 6.6L Duramax L5P models. With meticulous attention to detail and quality, this kit is a game-changer in the realm of transmission upgrades.Crafted...$44.99 -
PPE 128070000 STAINLESS STEEL BELL HOUSING COVER PLATE FOR 01-19 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
PACIFIC PERFORMANCE ENGINEERING
$5.39The PPE 128070000 Stainless Steel Bell Housing Cover Plate is the ultimate solution to safeguard your torque converter and pump seal against dust and debris that may enter the bell housing through the torque converter access port. Designed FOR use with...$5.39 -
ATS 601-920-4416 A50 TO T87 TRANSMISSION CONTROL MODULE UPGRADE FOR 15 GM 2500HD/3500HD 2WD WITH 6.6L DURAMAX
ATS DIESEL
$2,950.00The ATS 601-920-4416 A50 to T87 Transmission Control Module (TCM) Upgrade is the ultimate solution for owners of 2011 to early 2015 GM 6.6L Duramax trucks facing TCM issues. The A50 and T14 TCMs controlling the Allison 6-speed automatic transmission are...$2,950.00Qty in Cart: 0Quantity:Price:$2,950.00Subtotal: -
ATS 601-924-4326 ATS ALLISON CO-PILOT TRANSMISSION CONTROLLER FOR 07.5-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,175.00The ATS 601-924-4326 ATS ALLISON CO-PILOT TRANSMISSION CONTROLLER for the 2007.5-2010 Duramax 6.6L LBZ is an essential upgrade for GM owners looking to enhance the performance of their vehicles. Specifically designed for the 6-speed Allison 1000...$1,175.00Qty in Cart: 0Quantity:Price:$1,175.00Subtotal: -
ATS 601-920-4368 A50 TO T87 TRANSMISSION CONTROL MODULE UPGRADE FOR 07.5-10 GM 2500HD/3500HD 2WD WITH 6.6L DURAMAX
ATS DIESEL
$2,950.00ATS presents the ultimate solution for Duramax owners experiencing TCM issues with the ATS 601-920-4368 A50 to T87 Transmission Control Module Upgrade (TCM). The A50 and T14 TCMs controlling the Allison 6-speed automatic transmission have been identified...$2,950.00Qty in Cart: 0Quantity:Price:$2,950.00Subtotal: -
ATS 301-900-4248 ALLISON DEEP TRANSMISSION PAN FOR 01-18 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$372.75ATS Extra Deep Transmission Pan - Allison LCT1000/2000 AutomaticDeep Pan Features Include: Deep filter and gasket necessary for the install Holds an extra 5 quarts of fluid over stock Magnetic 1 inch drain plug Optional, reusable gasket for additional...$372.75 -
ATS 302-930-4248 ALLISON LCT1000 TRIPLELOK PERFORMANCE FACTORY STALL CONVERTER FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,268.75The TripleLok Torque Converter for 2001 to 2010 Allison is the only Diesel torque converter on the market that has been awarded two patents from the United States patent office. There is no other torque converter offered anywhere that can make this claim...$1,268.75 -
ATS 302-950-4248 ALLISON LCT1000 FIVE STAR PERFORMANCE FACTORY STALL CONVERTER FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,471.75Standard in all transmission packages, and available individually, is the ATS Five Star Torque Converter. This torque converter is built to handle daily driving and towing duties while delivering reliable performance. Key features of the ATS Five Star...$1,471.75 -
ATS 302-950-4368 ALLISON LCT1000 FIVE STAR PERFORMANCE FACTORY STALL CONVERTER FOR 11-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,471.75Five Star Viskus Drive Torque Converter, 1300-1500 Rpm Stall Speed, Billet F-Trim Stator, Positive Impeller, 2010.5 And Up 6.6L Duramax . 2010.5 And Up 6.6L Duramax Five Star Viskus Drive Torque Converter, 1300-1500 Rpm Stall Speed, Billet F-Trim Stator,...$1,471.75 -
ATS 303-010-4248 ALLISON PRESSURE REGULATOR VALVE FOR 01-04 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$101.49GM LB7 Pressure Regulator Valve. ATS Diesel Performance was founded in 1993 and has been serving businesses, hobbyists and racing enthusiasts ever since. Located in Arvada, Colorado, ATS invents, designs, manufactures and distributes diesel truck...$101.49 -
ATS 303-010-4290 ALLISON PRESSURE REGULATOR VALVE FOR 04-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$109.42GM LLY Pressure Regulator Valve. ATS Diesel Performance was founded in 1993 and has been serving businesses, hobbyists and racing enthusiasts ever since. Located in Arvada, Colorado, ATS invents, designs, manufactures and distributes diesel truck...$109.42 -
ATS 303-900-4248 ALLISON PERFORMANCE VALVE BODY FOR 01-02 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$857.68Serving truck enthusiasts for nearly two decades, ATS invents, designs, manufactures, and sells the world's most innovative diesel truck performance products-over 600 products for one-stop shopping. Whether you need power and efficiency for towing,...$857.68 -
ATS 303-900-4272 ALLISON PERFORMANCE VALVE BODY FOR 03-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$857.68Serving truck enthusiasts for nearly two decades, ATS invents, designs, manufactures, and sells the world's most innovative diesel truck performance products-over 600 products for one-stop shopping. Whether you need power and efficiency for towing,...$857.68 -
ATS 303-900-4308 ALLISON PERFORMANCE VALVE BODY FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$857.68Serving truck enthusiasts for nearly two decades, ATS invents, designs, manufactures, and sells the world's most innovative diesel truck performance products-over 600 products for one-stop shopping. Whether you need power and efficiency for towing,...$857.68 -
ATS 303-904-4248 ALLISON TRIM VALVE KIT 2001-2005 GM DURAMAX 6.6L
ATS DIESEL
$154.50Serving truck enthusiasts for nearly two decades, ATS invents, designs, manufactures, and sells the world's most innovative diesel truck performance products-over 600 products for one-stop shopping. Whether you need power and efficiency for towing,...$154.50 -
ATS 303-904-4308 ALLISON TRIM VALVE KIT FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$154.50Serving truck enthusiasts for nearly two decades, ATS invents, designs, manufactures, and sells the world's most innovative diesel truck performance products-over 600 products for one-stop shopping. Whether you need power and efficiency for towing,...$154.50 -
ATS 304-910-4248 ALLISON BILLET INPUT SHAFT FOR 01-16 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$793.00This billet steel input shaft is made to fix a weak link in your GM Duramax truck with Allison transmission.Details: Input Shaft - Billet Steel Fits Allison Transmission Solves common breakage issues Strong, durable and reliable Billet Steel...$793.00 -
ATS 304-920-4248 ALLISON BILLET INTERMEDIATE SHAFT FOR 01-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$495.00The ATS Billet output shaft is part of the back bone of your transmission. It is the first hard part to bring power into the transmission and transmit that power to the wheels. With no dampening or power loss other than the torque converter, the shafts...$495.00 -
ATS 304-930-4248 ALLISON BILLET OUTPUT SHAFT FOR 01-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$750.00This Billet Output Shaft fits GM 4x4 Trucks with Duramax Engine and Allison LCT-1000 Transmissions.Details: Output Shaft Shaft - Billet Steel For Allison LCT-1000 Transmission Billet Steel Construction Sold Individually SKU: 3049304248 Fits: 2001-2010...$750.00 -
ATS 305-900-4248 ALLISON BILLET FLEXPLATE FOR 01-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$785.00SFI approved billet flexplates from ATS will hold up under the most extreme conditions. ATS billet flexplates are SFI approved, meaning that they stand up to the toughest race application standards. These are crafted out of strong billet steel allowing...$785.00 -
ATS 308-805-4248 ALLISON C5 CLUTCH PACK FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$304.502001-2010 Allison C5 clutch packApplication: 2001-2010 2500/3500 Duramax GM Light Duty Diesel The ATS 308-805-4248 ALLISON C5 CLUTCH PACK 2001-2010 GM DURAMAX 6.6L is the ultimate solution for enhancing the performance of your Allison 1000 Series...$304.50 -
ATS 310-900-2000 AUXILIARY TRANSMISSION COOLER KIT WITH 1/2 INCH LINES
ATS DIESEL
$439.99Auxiliary Transmission Cooler Kit, 1/2 Inch Lines. Includes: High Flowing Oil Cooler Thermostatically Controlled Electric Fan Attached All Lines and Fittings Included for 1/2 Inch Transmission Cooler Lines Thermostat Kit Mounting Bracket External...$439.99 -
ATS 310-900-3000 AUXILIARY TRANSMISSION COOLER KIT WITH 3/8 INCH LINES
ATS DIESEL
$439.99Auxiliary Transmission Cooler Kit, 3/8 Inch Lines. Includes: High Flowing Oil Cooler Thermostatically Controlled Electric Fan Attached All Lines and Fittings Included for 3/8 Inch Transmission Cooler Lines Thermostat Kit Mounting Bracket External...$439.99 -
ATS 310-901-2000 THERMOSTAT FOR AUXILIARY TRANSMISSION COOLER WITH 1/2 INCH LINES
ATS DIESEL
$72.91The ATS 310-901-2000 Thermostat for Auxiliary Transmission Cooler with 1/2 inch lines is a versatile and essential component for your vehicle's transmission system. This universal thermostat is designed to provide optimal cooling performance for...$72.91 -
ATS 310-901-3000 THERMOSTAT FOR AUXILIARY TRANSMISSION COOLER WITH 3/8 INCH LINES
ATS DIESEL
$71.38The ATS 310-901-3000 Thermostat for Auxiliary Transmission Cooler with 3/8 inch lines universal is designed to elevate the performance of your vehicle's transmission cooling system. This external transmission cooling unit is a vital component in...$71.38 -
ATS 313-905-4308 ALLISON STG 5 REBUILD KIT FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$2,994.252006-2010 GM Allison 6 speed Kit (Stage 5).Includes: TripleLok Torque Converter (Patented Square tab) Exchange the TripleLok Torque Converter for a 5 Star Viskus Clutch Torque Converter Pump Calibration Kit Manufactured C1, C2, C3 and C4 clutch packs C1...$2,994.25 -
ATS 313-905-4368 ALLISON STG 5 REBUILD KIT FOR 11-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$2,994.252011 and up GM Allison 6 speed Kit (Stage 4) (ATS TripleLok Torque Converter, Hi Performance C1-C3 Clutches, Seal and Gasket kit, Internal and external filters)Application: 2011-Present 2500/3500 Duramax GM Light Duty Diesel The ATS 313-905-4368...$2,994.25 -
ATS 313-906-4248 ALLISON STG 6 REBUILD KIT | FOR 01-04 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$3,298.752001 to Early 2004 GM Allison 5 speed Kit (Stage 6).Includes: TripleLok Torque Converter (Patented Square tab) Exchange the TripleLok Torque Converter for a 5 Star Pump Calibration Kit Manufactured C1, C2, C3, C4, and C5 clutch packs C1 Includes...$3,298.75 -
ATS 313-906-4290 ALLISON STG 6 REBUILD KIT FOR 04.5-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$3,298.752004.5 to 2005 GM Allison 5 speed Kit (Stage 6). Includes: TripleLok Torque Converter (Patented Square tab) Exchange the TripleLok Torque Converter for a 5 Star Pump Calibration Kit Manufactured C1, C2, C3, C4, and C5 clutch packs C1 Includes Exclusive...$3,298.75 -
ATS 313-906-4308 ALLISON STG 6 REBUILD KIT FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$3,298.752006-2010 GM Allison 6 speed Kit (Stage 6).Includes: TripleLok Torque Converter (Patented Square tab) Exchange the TripleLok Torque Converter for a 5 Star Viskus Clutch Torque Converter Pump Calibration Kit Manufactured C1, C2, C3, C4, and C5 clutch...$3,298.75 -
ATS 313-906-4368 ALLISON STG 6 REBUILD KIT FOR 11-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$3,298.752011-Present GM Allison LML 6 speed Kit(Stage 6) Includes Eeverything in Stage 5 Plus: ATS C5 Clutch Pack Application: 2010-present ATS LCT-1000 6 speed LML Duramax The ATS 313-906-4368 Allison Stage 6 Rebuild Kit is the ultimate solution for...$3,298.75 -
ATS 313-907-4248 ALLISON STG 7 REBUILD KIT FOR 01-04 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$4,308.682001 to Early 2004 GM Allison 5 speed Kit (Stage 7).Includes: TripleLok Torque Converter (Patented Square tab) Pump Kit Manufactured C1, C2, C3, C4, and C5 clutch packs C1 Includes Exclusive 16 single sided friction plates with HD pressure plate C2...$4,308.68 -
ATS 313-907-4290 ALLISON STG 7 REBUILD KIT FOR 04.5-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$4,308.682004.5 to 2005 GM Allison 5 speed Kit (Stage 7).Includes: TripleLok Torque Converter (Patented Square tab) Exchange the TripleLok? Torque Converter for a 5 Star Pump Kit Manufactured C1, C2, C3, C4, and C5 clutch packs C1 Includes Exclusive 16 single...$4,308.68 -
ATS 313-907-4308 ALLISON STG 7 REBUILD KIT FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$4,308.682006 to Early 2007 GM Allison 6 speed Kit(Stage 7) Includes: TripleLok Torque Converter (Patented Square tab) Exchange the TripleLok Torque Converter for a 5 Star Viskus Clutch Torque Converter Pump Kit Manufactured C1, C2, C3, C4, and C5 clutch packs...$4,308.68 -
ATS 313-907-4368 ALLISON STG 7 REBUILD KIT FOR 11-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$4,308.682011-present GM Allison LML 6 speed Kit (Stage 7) Includes Everything Stage 6 Plus: ATS Co-Pilot Transmission ControllerApplication: 2011-Present 2500/3500 Duramax GM Light Duty Diesel The ATS 313-907-4368 Allison Stage 7 Rebuild Kit is the ultimate...$4,308.68 -
ATS 313-921-4248 ALLISON MASTER REBUILD KIT FOR 01-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,725.502001-2005 ATS LCT-1000 5 Speed Master Overhaul Kit.Kit Includes:Paper and Rubber Kit With Both Internal and External Filters, C1 through C4 Raybestos GPZ Performance Clutch Friction, Steel, and Apply / Pressure Plate Packs, Converter Drain Back Valve...$1,725.50 -
ATS 313-921-4308 ALLISON MASTER REBUILD KIT FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,725.502006-2010 ATS LCT-1000 6 Speed Master Overhaul Kit. Kit Includes: Paper and Rubber Kit With Both Internal and External Filters, C1 through C4 Raybestos GPZ Performance Clutch Friction, Steel, and Apply / Pressure Plate Packs, Converter Drain Back Valve...$1,725.50 -
ATS 313-921-4368 ALLISON MASTER REBUILD KIT FOR 11-16 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,725.502011-present ATS LCT-1000 6 Speed Master Overhaul Kit.Kit Includes:Paper and Rubber Kit With Both Internal and External Filters, C1 through C4 Raybestos GPZ Performance Clutch Friction, Steel, and Apply / Pressure Plate Packs, ATS Pump Kit, ATS Trim...$1,725.50 -
ATS 313-994-4248 ALLISON C4 CLUTCH PACK FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$167.482001-2008 ATS manufactured Allison C4 clutch packApplication: 2001-2008 2500/3500 Duramax GM Light Duty Diesel The ATS 313-994-4248 Allison C4 Clutch Pack is a high-quality replacement component designed for the 2001-2010 GM Duramax 6.6L LB7/LLY/LBZ...$167.48 -
ATS 314-005-4248 ALLISON 7/8 INCH THREAD COOLER LINE FITTING FOR 01-02 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$35.00Allison Cooler Line Fitting, 2001-02 Quick Connect Fitting 2003-Present GM Light Duty 7/8 inch Thread. ATS Diesel Performance was founded in 1993 and has been serving businesses, hobbyists and racing enthusiasts ever since. Located in Arvada, Colorado,...$35.00 -
ATS 314-005-4272 ALLISON LATE COOLER LINE FITTING FOR 03-24 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$35.00Cooler line fitting, Late Allison 2003-Present. ATS Diesel Performance was founded in 1993 and has been serving businesses, hobbyists and racing enthusiasts ever since. Located in Arvada, Colorado, ATS invents, designs, manufactures and distributes...$35.00 -
ATS 601-904-4248 ALLISON 5-SPD CONVERSION CO-PILOT TRANSMISSION CONTROLLER FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,175.00Co-Pilot, GM, 01-05, Allison 1000, Conversion, Controls Transmission Pressure, TCC and Exhaust Brake Based on MAP, VSS, TPS. Customer supplies SensorsFeatures: 01-05 2500/3500 Duramax GM Light Duty Allison 1000 The ATS 601-904-4248 ALLISON 5-SPEED...$1,175.00 -
ATS 601-904-4308 ALLISON 6-SPD CONVERSION CO-PILOT TRANSMISSION CONTROLLER FOR 06-24 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,175.00Co-Pilot, GM, 06-up 6 speed, Allison 1000, Conversion, Controls Transmission Pressure, TCC and Exhaust Brake Based on MAP, VSS, TPS. Customer supplies SensorsFeatures: 2500/3500 Duramax GM Light Duty 06-up 6 speed Allison 1000 Enhance the performance...$1,175.00 -
ATS 601-924-4248 ALLISON CO-PILOT TRANSMISSION CONTROLLER FOR 01-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,175.00The New 24 Pin ATS Co-Pilot for 2001-05 GM, 5 speed Allison 1000 and 6.6L Duramax, Controls Transmission Pressure and TCC lock up based on Boost Pressure(MAP), Vehicle Speed(VSS) and Throttle Position(TPS)Features: 2001-2005 2500/3500 Duramax GM Light...$1,175.00 -
ATS 601-924-4308 ALLISON CO-PILOT TRANSMISSION CONTROLLER FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,175.00The New 24 Pin ATS Co-Pilot for 2006-10 GM, 6 speed Allison 1000 and 6.6L Duramax, Controls Transmission Pressure and TCC lock up based on Boost Pressure(MAP), Vehicle Speed(VSS) and Throttle Position(TPS)Features: 2006-2010 2500/3500 Duramax GM Light...$1,175.00 -
ATS 601-924-4368 ALLISON CO-PILOT TRANSMISSION CONTROLLER FOR 11-16 GM 2500HD/3500HD WITH 6.6L DURAMAX
ATS DIESEL
$1,175.00The New 24 Pin ATS Co-Pilot for 2011-2015 GM, 6 speed Allison 1000 and 6.6L Duramax, Controls Transmission Pressure and TCC lock up based on Boost Pressure(MAP), Vehicle Speed(VSS) and Throttle Position(TPS)Features: 2011-2015 2500/3500 Duramax GM Light...$1,175.00 -
XDP XD398 X-TRA COOL TRANSMISSION OIL COOLER WITH FAN
XTREME DIESEL PERFORMANCE
$275.95X-TRA Cool Transmission Oil Cooler With Fan XDP$275.95 -
BD DIESEL 1031360 ALLISON 1000 TAPSHIFTER-BUTTON GEAR SELECTION FOR 01-02 GM 2500HD/3500HD 4X4 WITH 6.6L LB7 DURAMAX
BD DIESEL
$483.95Enhance your driving experience with the BD Diesel 1031360 Allison 1000 Tapshifter-Button Gear Selection for the 2001-2002 GM Duramax 6.6L LB7. This innovative product allows you to add fingertip control to your transmission, enabling easy tap shifting...$483.95 -
BD DIESEL 1030470 ALLISON VALVE BODY FOR 01-04 GM 2500HD/3500HD 4X4 WITH 6.6L LB7 DURAMAX
BD DIESEL
$1,144.95Enhance the performance of your 2001-2004 GM Duramax 6.6L LB7 with the BD Diesel 1030470 Allison Valve Body. Specially crafted by BD, this exchange valve body undergoes meticulous modifications, tuning, and rigorous testing to deliver peak performance,...$1,144.95 -
DPC A4BLS 1500 STALL BILLET HEAVY DUTY QUAD DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,705.25Allison Quad Disc Torque Converter 1500 Stall 2001-16 GM 6.6L Duramax with Allison. Diesel Performance Converters is a torque converter production shop. All of our converters are built on site and to the specific needs and applications of each customer...$1,705.25 -
DPC A4B 2400 STALL BILLET HEAVY DUTY QUAD DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,705.25Allison Quad Disc Torque Converter 2400 Stall 2001-16 GM 6.6L Duramax with Allison. Diesel Performance Converters is a torque converter production shop. All of our converters are built on site and to the specific needs and applications of each customer...$1,705.25 -
DPC A3B 2400 STALL BILLET HEAVY DUTY TRIPLE DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,515.25Our GM 3B Triple Disc 1600 Stall Converter is designed for 2001-16 6.6L Duramax. Packing a Lifetime Warranty with it, the 3B has 66 percent more clutch area than a factory, or 139 total square inches of clutch area. This converter comes with a Billet...$1,515.25 -
DPC A3BFP 1800 STALL BILLET HEAVY DUTY TRIPLE DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,515.25Our GM 3BFP Triple Disc 1800 Stall Converter is designed for 2001-16 6.6L Duramax. Packing a Lifetime Warranty with it, the 3BFP has 66 percent more clutch area than a factory, or 139 total square inches of clutch area. This converter comes with a Billet...$1,515.25 -
DPC A3BLS 1500 STALL BILLET HEAVY DUTY TRIPLE DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,515.25Our GM 3BLS Triple Disc 1600 Stall Converter is designed for 2001-16 6.6L Duramax. Packing a Lifetime Warranty with it, the 3BLS has 66 percent more clutch area than a factory, or 139 total square inches of clutch area. This converter comes with a Billet...$1,515.25 -
DPC A3150 LOW STALL TRIPLE DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,040.25Our GM 3150 Triple Disc Low Stall Converter is designed for 2001-16 6.6L Duramax. Packing a 2 Year Warranty with it, the 3150 has 66 percent more clutch area than a factory, or 139 total square inches of clutch area. This converter comes with Billet...$1,040.25 -
DPC A3000 STOCK STALL TRIPLE DISC TORQUE CONVERTER 2001-2016 GM 6.6L DURAMAX
DIESEL PERFORMANCE CONVERTERS DPC
$1,040.25Our GM 3000 Triple Disc Stock Stall Converter is designed for 2001-16 6.6L Duramax. Packing a 2 Year Warranty with it, the 3000 has 66 percent more clutch area than a factory, or 139 total square inches of clutch area. This converter comes with Billet...$1,040.25 -
BD DIESEL 1604721 ALLISON 1000 SHIFT KIT FOR 06-08 GM 2500HD/3500HD WITH 6.6L DURAMAX
BD DIESEL
$115.95The BD Diesel 1604721 Allison 1000 Shift Kit for 2006-2008 GM Duramax 6.6L LLY/LBZ models is a top-of-the-line upgrade for your transmission system. Designed to address common issues such as gear slippage, burnt clutches, and poor upshifts, this shift...$115.95 -
BD DIESEL 1071240 ALLISON 1000 PROFORCE 3D TORQUE CONVERTER FOR 01-16 GM 2500HD/3500HD 4WD
BD DIESEL
$1,599.95The BD Diesel 1071240 Allison 1000 ProForce 3D Torque Converter for 2001-2016 GM Duramax 6.6L LB7 / LLY / LBZ / LMM / LML trucks sets the standard for performance and durability in multi-disc converter technology. Engineered by BD to exceed expectations,...$1,599.95 -
BD DIESEL 1064041 ALLISON 1000 TRANSMISSION FILTER SERVICE KIT FOR 11-16 GM 2500HD/3500HD WITH 6.6L LML DURAMAX
BD DIESEL
$44.95Upgrade the performance of your 2011-2016 GM Duramax 6.6L LML with the BD Diesel 1064041 Allison 1000 Transmission Filter Service Kit. With this kit, you can say goodbye to the hassle of searching for the right filters for your BD transmission, as it...$44.95 -
BD DIESEL 1062224 ALLISON BUILD-IT STAGE 4 MASTER KIT FOR 06-10 GM 2500HD/3500HD WITH 6.6L LML DURAMAX
BD DIESEL
$2,230.00The BD Diesel 1062224 Allison Build-It Stage 4 Master Kit for 2006-2010 GM Duramax 6.6L LBZ / LMM models is the ultimate solution for enthusiasts looking to rebuild their own transmission with specialty parts that match their high-performance needs...$2,230.00 -
BD DIESEL 1061650 ALLISON 1000 DEEP SUMP TRANSMISSION PAN FOR 01-18 GM 2500HD/3500HD WITH 6.6L LML DURAMAX
BD DIESEL
$408.95Experience enhanced performance and longevity with the BD Diesel 1061650 Allison 1000 Deep Sump Transmission Pan for 2001-2018 GM Duramax 6.6L LB7/LLY/LBZ/LMM/LML engines. Keeping your transmission cool is crucial for its durability, and BD's...$408.95 -
BD DIESEL 1030606-5 & 16 UNIVERSAL AUXILARY 5/16" TRANSMISSION OIL COOLER
BD DIESEL
$699.95The BD Diesel 1030606-516 Auxiliary Transmission Oil Cooler is a high-performance cooling solution that is designed to enhance the efficiency and durability of your vehicle's transmission system. With a focus on delivering superior cooling capabilities,...$699.95 -
BD DIESEL 1030606-3 & 8 UNIVERSAL AUXILARY 3/8" TRANSMISSION OIL COOLER
BD DIESEL
$699.95The BD Diesel 1030606-38 Auxiliary Transmission Oil Cooler with 3/8 inch cooler lines offers unparalleled cooling performance, boasting 22% more efficiency than other designs. Its innovative 200 Micro Extruded passages provide a significantly larger...$699.95 -
BD DIESEL 1030472 ALLISON VALVE BODY FOR 06-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
BD DIESEL
$1,144.95The BD Diesel 1030472 Allison Valve Body for the 2006-2010 Duramax 6.6L LBZ / LMM is a powerhouse of performance and reliability. Handcrafted to perfection, BD's exchange valve bodies undergo rigorous modifications, tuning, and testing to deliver...$1,144.95 -
BD DIESEL 1030471 ALLISON VALVE BODY FOR 04-06 GM 2500HD/3500HD WITH 6.6L DURAMAX
BD DIESEL
$1,144.95Enhance the performance of your 2004-2006 Duramax 6.6L LLY transmission with the BD Diesel 1030471 Allison Valve Body. This expertly crafted valve body has been meticulously modified, tuned, and rigorously tested by BD to deliver unparalleled results in...$1,144.95 -
BD DIESEL 1030230 ALLISON ENHANCED STALL TORQUE CONVERTER FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
BD DIESEL
$1,231.95Enhance the performance of your 2001-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM with the BD Diesel 1030230 Allison Torque Converter. BD Diesel torque converters are engineered to take your vehicle's power to the next level with exclusive features that ensure...$1,231.95 -
XDP XD345 EPC SOLENOID FOOLER PLUG FOR 11-19 GM 2500/3500HD WITH DURAMAX ENGINE
XTREME DIESEL PERFORMANCE
$58.95Increase the durability, line pressure, and performance of the Allison transmission in your 2011-2019 GM 6.6L Duramax LML and L5P with the XDP EPC Solenoid Fooler Plug XD345. From the factory, the function of the EPC solenoid is to increase line pressure...$58.95 -
CPP XD309 TRANSMISSION OIL COOLER FOR 01-05 GM 2500/3500HD WITH DURAMAX ENGINE
CPP DIESEL
$205.95The CPP Direct-Fit Transmission Oil Cooler XD309 is a direct upgrade for the factory transmission oil cooler in your 2001-2005 GM 6.6L Duramax LB7/LLY. CPP Transmission Oil Coolers are made using techniques borrowed from the HD and semi-truck...$205.95 -
CPP XD310 TRANSMISSION OIL COOLER FOR 06-10 GM 2500/3500HD WITH DURAMAX ENGINE
CPP DIESEL
$245.95Upgrade the factory transmission cooler in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the CPP Direct-Fit Transmission Oil Cooler XD310. Manufactured to provide you with the ultimate in strength and durability, CPP Transmission Oil Coolers are made using...$245.95 -
WEHRLI WCF100469 17-19 L5P DURAMAX BILLET ANODIZED TRANSMISSION COOLER THERMOSTAT BYPASS PLUG
WEHRLI CUSTOM FABRICATION
$54.32The WEHRLI WCF100469 Transmission Cooler Thermostat Bypass Plug is designed to address the issue of high fluid temperatures in your truck's transmission. With a direct replacement for the unreliable OEM thermostat, this billet anodized plug can...$54.32 -
FLEECE FPE-TL-LML-1114 2011-2014 GM DURAMAX HEAVY DUTY REPLACEMENT TRANSMISSION COOLER LINES 2011-2014 GM 2500/3500
FLEECE PERFORMANCE
$329.99Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LML truck! With an increased diameter over stock and heavy duty hose...$329.99 -
FLEECE FPE-TL-LML-1516 2015-2016 GM DURAMAX HEAVY DUTY REPLACEMENT TRANSMISSION COOLER LINES 2015-2016 GM 2500/3500
FLEECE PERFORMANCE
$329.99Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LML truck! With an increased diameter over stock and heavy duty hose...$329.99 -
FLEECE FPE-TL-L5P-1719 2017-2019 GM DURAMAX HEAVY DUTY REPLACEMENT TRANSMISSION COOLER LINES 2017-2019 GM 2500/3500
FLEECE PERFORMANCE
$329.99Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your L5P truck! With an increased diameter over stock and heavy duty hose...$329.99 -
FLEECE FPE-TAPSHIFTER-KDTK 5 SPEED ALLISON KODIAK/TOPKICK TAPSHIFTER
FLEECE PERFORMANCE
$399.00The Fleece Performance TapShifter allows you to shift your 5 speed Allison Transmission with the touch of a button. Perfect for towing, drag racing, daily driving and everything in-between, the TapShifter installs in no time and provides factory-like...$399.00 -
AFE POWER 46-80003 BLADERUNNER UNIVERSAL ENGINE/TRANSMISSION OIL COOLER KIT 10" X 2" X 4-3/4"
AFE POWER
$274.52The AFE POWER 46-80003 BladeRunner Oil Cooler Kit is engineered to enhance the cooling capabilities of your vehicle’s engine or transmission, ensuring optimal performance in demanding conditions. Measuring 10 inches in length, 2 inches in width, and...$274.52 -
AFE POWER 46-70070 ALLISON TRANSMISSION PAN WITH RAW FINISH FOR 01-19 GM SIERRA HD/SILVERADO HD
AFE POWER
$371.91Enhance the performance and lifespan of your GM diesel truck with the AFE POWER 46-70070 Transmission Pan. This expertly crafted pan boasts increased fluid capacity, providing approximately 4 extra quarts compared to stock for optimal performance over...$371.91 -
AFE POWER 46-70072 ALLISON TRANSMISSION PAN FOR 01-19 GM SIERRA HD/SILVERADO HD
AFE POWER
$412.34Enhance the performance and durability of your GM diesel truck with the aFe POWER 46-70072 Transmission Pan. Featuring an increased fluid capacity of approximately 4 quarts over stock, this pan is designed to provide better performance over an extended...$412.34 -
AFE POWER 46-80002 BLADERUNNER UNIVERSAL ENGINE/TRANSMISSION OIL COOLER KIT 10" X 2" X 3-1/2"
AFE POWER
$212.78The aFe Power 46-80002 BladeRunner Oil Cooler Kit is engineered for high-performance applications where optimal cooling is paramount. This robust kit measures 10 inches in length, 2 inches in width, and stands 3.5 inches tall, making it an ideal solution...$212.78 -
AFE POWER 46-80004 BLADERUNNER UNIVERSAL ENGINE/TRANSMISSION OIL COOLER KIT 10" X 2" X 8"
AFE POWER
$320.83The AFE POWER 46-80004 BladeRunner Oil Cooler Kit is the ultimate solution for enhancing your vehicle's thermal management. Designed to provide an additional cooling layer for both engine and transmission, this robust oil cooler is engineered to perform...$320.83 -
BD DIESEL 1030606-38 UNIVERSAL XTRUDE 3/8" TRANSMISSION COOLER WITH FAN
BD DIESEL
$699.95The BD Diesel 1030606-38 Xtrude Transmission Cooler with Fan Complete Kit (3/8" Lines) Universal is engineered to deliver exceptional cooling performance for your vehicle's transmission system. With a focus on efficiency and durability, this kit boasts...$699.95 -
SUNCOAST SC-GM-GUARDIAN ALLISON SINGLE DISC 2000 STALL TORQUE CONVERTER FOR 04-16 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$1,195.00This new Allison upgraded torque converter is an excellent upgrade for customers with powertrain platforms. This new Allison torque converter comes standard with a fully machined, forged apply piston to alleviate deflection under higher apply pressure...$1,195.00 -
SUNCOAST A1-P2K-6 P2 ALLISON P2 PLANET WITHOUT SUNGEAR FOR 06-19 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$925.00ALLISON P2 PLANET/SG C2 CAP P2 heat treated Plane tary fix kit Contains (1) Machined P2 Planetary. The stock Allison 1000 P2 Planetary can strip or snap as a result of poor tuning,shock load, improperly built transmissions and higher horsepower...$925.00 -
SUNCOAST A1-P1B-5 ALLISON 5SPD MODIFIED P1 SUN GEAR FOR 01-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$135.00The SUNCOAST A1-P1B-5 GM ALLISON MODIFIED P1 SUN GEAR is a high-performance component designed specifically for 2001-2005 GM Duramax 6.6L engines, including the LB7 and LLY models. This modified P1 sun gear plays a crucial role in enhancing the...$135.00 -
SUNCOAST A1-109100 ALLISON BILLET 4X OUTPUT SHAFT FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$685.00ALLISON BILLET OUTPUT SHAFT Made from 300M Billet steel. Ideal for heavy duty service applications. Precision-ground for high-dimensional accuracy. Ideal for those who challenge their vehicles at work or at play...$685.00 -
SUNCOAST A1-BFP-ZB ALLISON BILLET ZERO BALANCE FLEX PLATE FOR 11-16 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$815.00ZERO BALANCE FLEXPLATE This replaces the factory flywheel/flex plate with a improved billet steel one-piece design and eliminates the heavy cast iron and the weak stamped steel flex plate. This is a must with the high torque in conjunction with a better...$815.00 -
SUNCOAST A1-BFP-1 ALLISON BILLET FLEX PLATE FOR 01-05 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$815.00LB7/LLY BILLET FLEXPLATE This replaces the factory flywheel/flex plate with a improved billet steel one-piece design and eliminates the heavy cast iron and the weak stamped steel flex plate. This is a must with the high torque in conjunction with a...$815.00 -
SUNCOAST 37711-12L ALLISON SHALLOW FILTER KIT FOR 01-10 GM 2500HD/3500HD WITH 6.6L DURAMAX
SUNCOAST CONVERTERS
$65.00The SUNCOAST 37711-12L GM Allison Shallow Filter Kit is the ultimate solution for maintaining the performance and longevity of your 2001-2010 GM Duramax 6.6L engines, specifically the LB7, LLY, LBZ, and LMM models. Designed to cater to the unique...$65.00