EXHAUST SYSTEM / COMPONENTS
Upgrade your Duramax exhaust system with high-quality components from CPP Diesel. Our comprehensive inventory includes tail pipes, downpipes, mufflers, tubing, exhaust elbows, and more - all from trusted manufacturers. Upgraded exhaust systems improve airflow in your engine, increasing power by allowing exhaust gases to escape more efficiently.
At CPP Diesel, we not only offer great products but also great prices. Most of our components ship out the day they are ordered if you order before 2:00 PM EST, so you can start upgrading your exhaust system quickly. Whether you're looking for a new muffler, exhaust tip, or exhaust adapter, we have everything you need to customize your Duramax exhaust system.
Shop with us today and experience the difference in performance with our premium diesel parts. If you have any questions about our inventory or specific parts, our customer service team is ready to assist you. Call us at 724-785-4022 or send us a message on our chat system, and we'll provide you with the information you need to make the right choice for your vehicle. Don't wait any longer to enhance the power and efficiency of your Duramax engine - upgrade your exhaust system with CPP Diesel components today.
At CPP Diesel, we not only offer great products but also great prices. Most of our components ship out the day they are ordered if you order before 2:00 PM EST, so you can start upgrading your exhaust system quickly. Whether you're looking for a new muffler, exhaust tip, or exhaust adapter, we have everything you need to customize your Duramax exhaust system.
Shop with us today and experience the difference in performance with our premium diesel parts. If you have any questions about our inventory or specific parts, our customer service team is ready to assist you. Call us at 724-785-4022 or send us a message on our chat system, and we'll provide you with the information you need to make the right choice for your vehicle. Don't wait any longer to enhance the power and efficiency of your Duramax engine - upgrade your exhaust system with CPP Diesel components today.
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01-07 DURAMAX EXHAUST SYSTEM
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07.5-10 DURAMAX EXHAUST SYSTEM
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11-15 DURAMAX EXHAUST SYSTEM
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15.5+ DURAMAX EXHAUST SYSTEM
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BELLOWS
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CLAMPS / ACCESSORIES
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DOWNPIPES / UP-PIPES
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EXHAUST ADAPTERS
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EXHAUST BRAKE
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EXHAUST ELBOWS
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EXHAUST MANIFOLDS
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EXHAUST SYSTEM
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EXHAUST TIPS
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MUFFLER DELETES / TUBING
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MUFFLERS
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SPLITTERS
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STACKS / ACCESSORIES
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TAILPIPES
- Product
- Qty in Cart
- Quantity
- Price
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Mahle F39394 EGR Tube To EGR Valve Gasket 2006-2010 GM 6.6L Duramax LBZ/LMM
MAHLE
$6.84Package Quantity 1 Additional Package Contents None Gasket Material Multi-Layered Steel$6.84 -
MAHLE F31912 EGR Valve Gasket 2006-2010 GM 6.6L Duramax LBZ/LMM
MAHLE
$5.23Package Quantity 1 Additional Package Contents None Gasket Material Steel Enhance the performance and reliability of your GM 6.6L Duramax LBZ/LMM engine with the MAHLE F31912 EGR Valve Gasket, designed specifically for models produced...$5.23 -
MAHLE G33430 T4 Turbocharger Inlet Flange Gasket Universal - T4 Flange
MAHLE
$7.31Material Coated Embossed Steel Thickness .015 in Thickness .39 mm Bolt Hole Quantity 4 Grade Type Performance Mount Hole Diameter 3/8" Gasket Material Coated Embossed Steel Additional Package Contents Contains...$7.31 -
MAHLE G33742 EGR Cooler Gasket 2011-2016 GM 6.6L Duramax LML
MAHLE
$6.34AutoCare brands Id FLHQ AutoCare brand MAHLE Environmentally hazardous material No ACES applications available Yes Quantity per application 1 Each The MAHLE G33742 EGR Cooler Gasket is specifically designed for the 2011-2016 GM...$6.34 -
Mahle F31909 EGR Tube To EGR Valve Gasket 2004.5-2007 GM 6.6L Duramax LLY/LBZ
MAHLE
$1.97Gasket Material Steel Additional Package Contents None Package Quantity 1 The Mahle F31909 EGR Tube to EGR Valve Gasket is a premium replacement part designed specifically for 2004.5-2007 GM 6.6L Duramax LLY/LBZ engines. Crafted with...$1.97 -
FLEECE FPE-STK-CVR-8-S STRAIGHT CUT STACK COVER 8 INCH
FLEECE PERFORMANCE
$47.99We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.The FLEECE FPE-STK-CVR-8-S Straight Cut Stack...$47.99 -
FLEECE FPE-STK-CVR-6-S STRAIGHT CUT STACK COVER 6 INCH
FLEECE PERFORMANCE
$44.99We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.Elevate your stack protection with the FLEECE...$44.99 -
FLEECE FPE-STK-CVR-6-45 45 DEGREE MITER CUT STACK COVER 6 INCH
FLEECE PERFORMANCE
$44.99We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.The FLEECE FPE-STK-CVR-6-45 45 Degree Miter...$44.99 -
FLEECE FPE-STK-CVR-5-S STRAIGHT CUT STACK COVER 5 INCH
FLEECE PERFORMANCE
$43.99We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.Elevate your storage capabilities with the...$43.99 -
FLEECE FPE-STK-CVR-5-45 45 DEGREE MITER CUT STACK COVER 5 INCH
FLEECE PERFORMANCE
$43.99We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.The FLEECE FPE-STK-CVR-5-45 45 Degree Miter...$43.99 -
FLEECE FPE-HSC-7-S 7 INCH STRAIGHT CUT HOOD STACK COVER
FLEECE PERFORMANCE
$42.997Â inch Straight Cut Hood Stack CoverThe Fleece FPE-HSC-7-S 7 Inch Straight Cut Hood Stack Cover is engineered to elevate the performance and appearance of your vehicle's exhaust system. Crafted from high-quality materials, this cover provides a sleek and...$42.99 -
FLEECE FPE-HSC-6-S 6 INCH STRAIGHT CUT HOOD STACK COVER
FLEECE PERFORMANCE
$41.996 inch Straight Cut Hood Stack CoverThe FLEECE FPE-HSC-6-S 6 Inch Straight Cut Hood Stack Cover is a superior accessory designed for those who demand durability and functionality in their exhaust systems. Crafted from high-quality, heavy-duty fleece...$41.99 -
FLEECE FPE-HSC-5-S 5 INCH STRAIGHT CUT HOOD STACK COVER
FLEECE PERFORMANCE
$40.995 inch Straight Cut Hood Stack CoverThe FLEECE FPE-HSC-5-S 5 Inch Straight Cut Hood Stack Cover is designed to elevate both functionality and style for your vehicle. Crafted with premium-quality materials, this hood stack cover features a sleek,...$40.99 -
FLEECE FPE-HSC-5-45 5 INCH 45 DEGREE HOOD STACK COVER
FLEECE PERFORMANCE
$40.995 inch 45 Degree Hood Stack CoverThe FLEECE FPE-HSC-5-45 is an essential accessory designed for those who value both efficiency and functionality in their exhaust systems. This 5-inch 45-degree hood stack cover offers the perfect solution for managing...$40.99 -
FLEECE FPE-HSC-4-S 4 INCH SHORT HOOD STACK COVER-STRAIGHT CUT
FLEECE PERFORMANCE
$40.99Straight Cut Fleece Performance hood stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.Features: 4 Inch Short Hood Stack Cover-Straight Cut Size: 4.0 Inch Material: Vinyl Straight Cut...$40.99 -
FLEECE FPE-HSC-4-45 4 INCH SHORT HOOD STACK COVER - MITRE CUT
FLEECE PERFORMANCE
$40.99Mitre Cut Fleece Performance hood stack covers are made from heavy duty vinyl and come complete with a properly sized band clamp to ensure a tight fit.The FLEECE FPE-HSC-4-45 4 Inch Short Hood Stack Cover is the ultimate solution for those looking to...$40.99 -
MAHLE F32918 Exhaust Up-Pipe To Turbo Gasket 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML
MAHLE
$11.23AutoCare brands Id FLHQ AutoCare brand MAHLE Environmentally hazardous material No ACES applications available Yes Quantity per application 1 Each Minimum order 1 Each The MAHLE F32918 Exhaust Up-Pipe to Turbo Gasket is an...$11.23 -
MAHLE F31903 Exhaust Manifold To Up-Pipe Gasket 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML
MAHLE
$7.13Item Grade OEM Standard Package Quantity 2 Exhaust Gasket Material Beaded Steel Additional Package Contents None The MAHLE F31903 Exhaust Manifold to Up-Pipe Gasket is expertly designed to meet the rigorous standards of the GM 6.6L...$7.13 -
Bostech BTS010004 Exhaust Gas Temperature (EGT) Sensor 2011-2016 GM 6.6L Duramax LML (Crew Cab) (DPF)
BOSTECH FUEL
$64.95Exhaust Gas Temperature - EGT Sensor Brand: BT Power Condition: New Limited 24-Month Unlimited mileage warranty Engine Fitment: GM Duramax 6.6L Technical Information: Position: Middle of Particulate Filter Location: Position 3 or...$64.95 -
Bostech BTS010029 Exhaust Gas Temperature (EGT) Sensor 2011-2016 GM 6.6L Duramax LML (DPF)
BOSTECH FUEL
$64.95Exhaust Gas Temperature - EGT Sensor Brand: BT Power Condition: New Limited 24-Month Unlimited mileage warranty Engine Fitment: GM Duramax 6.6L LML Experience unparalleled performance and reliability with the Bostech BTS010029 Exhaust Gas...$64.95 -
Bostech EGK01037 EGR Cooler Gasket Kit 2010-2016 GM 6.6L DURAMAX LGH
BOSTECH FUEL
$14.95EGR Cooler Gasket Set Brand: BT-Power Condition: Remanufactured Limited 13 month / unlimited mileage warranty Engine Fitment: GM Duramax LGH - Express & Savana Vans Associated Products: Bostech EGR Cooler: EGR01036 The Bostech...$14.95 -
Bostech EGK01352 EGR Cooler Gasket Kit 2007.5-2010 GM 6.6L Duramax LMM
BOSTECH FUEL
$39.95EGR Cooler Gasket Set Brand: BT-Power Condition: Remanufactured Limited 13 month / unlimited mileage warranty Engine Fitment: GM Duramax LMM Associated Products: Bostech EGR Cooler: EGR351 EGR354 EGR441 EGR507 The Bostech...$39.95 -
Bostech BTS010002 Exhaust Gas Temperature (EGT) Sensor 2011-2016 GM 6.6L Duramax LML (In Turbo Downpipe)
BOSTECH FUEL
$84.95Exhaust Gas Temperature - EGT Sensor Brand: BT Power Condition: New Limited 24-Month Unlimited mileage warranty Engine Fitment: GM Duramax 6.6L Technical Information: Position: Middle of Particulate Filter or End of Particulate Filter...$84.95 -
Bostech EGK01655 EGR Cooler Gasket Kit 2004-2005 GM 6.6L DURAMAX LLY
BOSTECH FUEL
$24.95EGR Cooler Gasket Set Brand: BT-Power Condition: Remanufactured Limited 13 month / unlimited mileage warranty Engine Fitment: GM Duramax LLY Associated Products: Bostech EGR Cooler: EGR654 The Bostech EGK01655 EGR Cooler Gasket Kit is...$24.95 -
BOSTECH BTS010001 EXHAUST GAS TEMPERATURE (EGT") SENSOR 2011-2016 GM 6.6L DURAMAX LML
BOSTECH FUEL
$59.95Exhaust Gas Temperature Sensor Brand: BT Power Condition: New Limited 24-Month Unlimited mileage warranty Engine Fitment: GM Duramax 6.6L Technical Information: Position: Middle of Particulate Filter or End of Particulate Filter...$59.95 -
BOSTECH EGK01705 EGR COOLER GASKET KIT 2011-2016 GM 6.6L DURAMAX LML
BOSTECH FUEL
$14.95EGR Cooler Gasket Set Brand: BT-Power Condition: Remanufactured Limited 13 month / unlimited mileage warranty Engine Fitment: GM Duramax LML Associated Products: Bostech EGR Cooler: EGR01704 The BOSTECH EGK01705 EGR Cooler Gasket Kit is...$14.95 -
BOSTECH EGK01708 EGR COOLER GASKET KIT 2011-2016 GM 6.6L DURAMAX LML
BOSTECH FUEL
$14.95EGR Cooler Gasket Set Brand: BT-Power Condition: Remanufactured Limited 13 month / unlimited mileage warranty Engine Fitment: GM Duramax LGH - Express & Savana Vans Associated Products: Bostech EGR Cooler: EGR01707 The BOSTECH...$14.95 -
DORMAN 904-937 EXHAUST GAS RECIRCULATION (EGR) COOLER (TO EGR BYPASS VALVE AT REAR) 2013-2016 GM 6.6L DURAMAX LML
DORMAN
$397.28This EGR cooler has been engineered to match the fit and function of the original EGR cooler on specific vehicle years, makes and models. It has undergone rigorous testing and OEM benchmarking to ensure reliability. Direct replacement - this EGR...$397.28 -
DORMAN 904-935 EXHAUST GAS RECIRCULATION (EGR) COOLER (TO EGR VALVE AT FRONT) 2011-2016 GM 6.6L DURAMAX LML
DORMAN
$506.95This EGR cooler has been engineered to match the fit and function of the original EGR cooler on specific vehicle years, makes and models. It has undergone rigorous testing and OEM benchmarking to ensure reliability. Direct replacement - this EGR...$506.95 -
DORMAN 904-132 EXHAUST GAS RECIRCULATION (EGR) COOLER 2007.5-2010 GM 6.6L DURAMAX LMM
DORMAN
$444.95The original EGR cooler for certain vehicles features a fin design that is prone to clogging. Dorman's OE FIX EGR cooler modifies the OE design by using spiral tubes that are optimized to cool exhaust gas efficiently and reduce clogging. Improved...$444.95 -
DORMAN 904-387 DIESEL EXHAUST FLUID (DEF) HEATER 2012-2016 GM 6.6L DURAMAX LML EXPRESS/SAVANA
DORMAN
$180.07The factory DEF heater on certain vehicles often fails from fluid intrusion. This Dorman OE FIX solution modifies the OEM design to address this failure point and increase reliability. Upgraded replacement - this diesel exhaust fluid (DEF) heater...$180.07 -
DORMAN 674-736HS EXHAUST MANIFOLD HEAT SHIELD (RIGHT) 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
DORMAN
$67.44Replace a loose or missing exhaust manifold heat shield without replacing the manifold itself. This direct replacement heat shield has been dimensionally verified to match the original and undergone material testing to ensure a reliable service life...$67.44 -
DORMAN 904-168 EXHAUST GAS RECIRCULATION (EGR) COOLER KIT 2004.5-2005 GM 6.6L DURAMAX LLY
DORMAN
$257.95The original EGR cooler for certain vehicles features a fin design that is prone to clogging. Dorman's OE FIX EGR cooler modifies the OE design by using spiral tubes that are optimized to cool exhaust gas efficiently and reduce clogging. Improved...$257.95 -
DORMAN 32114 EXHAUST MANIFOLD HARDWARE KIT 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
DORMAN
$50.07This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance. Direct replacement - this exhaust manifold...$50.07 -
DORMAN 674-731 LEFT SIDE EXHAUST MANIFOLD 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
DORMAN
$79.95This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair. Ideal replacement -...$79.95 -
DORMAN 904-936 EXHAUST GAS RECIRCULATION (EGR) COOLER (TO EGR BYPASS VALVE AT REAR, CURVED OUTLET FITTING) 2011-2014 GM 6.6L DURAMAX LML
DORMAN
$441.11This EGR cooler has been engineered to match the fit and function of the original EGR cooler on specific vehicle years, makes and models. It has undergone rigorous testing and OEM benchmarking to ensure reliability. Direct replacement - this EGR...$441.11 -
DORMAN 32109 TURBO UP-PIPE BOLTS (SET OF 12) 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
DORMAN
$36.27Product Description:Enhance the performance and reliability of your vehicle's exhaust system with the DORMAN 32109 Turbo Up-Pipe Bolts (Set of 12) designed for 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML models. This exhaust bolt is meticulously...$36.27 -
DORMAN 904-422 NITROGEN OXIDE (NOX) SENSOR (UPSTREAM) 2011-2014 GM 6.6L DURAMAX LML | 2010-2014 GM 6.6L DURAMAX LGH
DORMAN
$258.40The DORMAN 904-422 Nitrogen Oxide (NOx) Sensor is the perfect solution for maintaining compliance with emissions regulations on select vehicles from 2011 to 2014 equipped with the GM 6.6L Duramax LML engine or the 2010-2014 GM 6.6L Duramax LGH motor...$258.40 -
DORMAN 904-394 DIESEL EXHAUST FLUID (DEF) HEATER 2012-2016 GM 6.6L DURAMAX LML
DORMAN
$180.35The Dorman 904-394 Diesel Exhaust Fluid (DEF) Heater is the reliable solution to a common issue faced by certain vehicles with failing factory DEF heaters due to fluid intrusion. This OE FIX product from Dorman addresses this problem with an upgraded...$180.35 -
DORMAN 904-121 EXHAUST GAS RECIRCULATION (EGR) COOLER KIT 2006-2007 GM 6.6L DURAMAX LBZ
DORMAN
$266.95The Dorman 904-121 Exhaust Gas Recirculation (EGR) Cooler Kit for 2006-2007 GM 6.6L Duramax LBZ engines is the perfect solution for those looking to improve their vehicle's EGR system performance. Designed as an OE FIX, this EGR cooler offers superior...$266.95 -
DORMAN 904-254 Exhaust Down Pipe V-Band Clamp 2001-2016 GM 6.6L DURAMAX LB7LLY/LBZ/LMM/LML | 1994-2000 GM 6.5L DIESEL
DORMAN
$57.04The DORMAN 904-254 Exhaust Down Pipe V-Band Clamp is the ideal solution for secure connections between exhaust system components in 2001-2016 GM 6.6L DURAMAX LB7LLY/LBZ/LMM/LML and 1994-2000 GM 6.5L DIESEL vehicles. This exhaust clamp is a direct...$57.04 -
DORMAN 674-736 Exhaust Manifold Kit - Includes Required Gaskets And Hardware 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
DORMAN
$229.95The DORMAN 674-736 Exhaust Manifold Kit is the perfect solution for those in need of a reliable and high-quality replacement for their 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML vehicles. This precision-engineered manifold is crafted to seamlessly...$229.95 -
DORMAN 904-148 Exhaust Down Pipe V-Band Clamp 2004.5-2016 CHEVY 6.6L DURAMAX LLY/LBZ/LMM/LML
DORMAN
$30.15The DORMAN 904-148 Exhaust Down Pipe V-Band Clamp for 2004.5-2016 CHEVY 6.6L DURAMAX LLY/LBZ/LMM/LML vehicles is the perfect solution for maintaining your exhaust system's reliability and performance. This direct replacement clamp is meticulously...$30.15 -
PPE 116111200 MANIFOLDS AND UP-PIPES Y-PIPE (CA) 2002-2004 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$1,121.39PPEs Manifolds and Up-Pipes are designed to maximize power and flow characteristics. The Up-Pipe bellows are internally-sleeved, made from aircraft-grade 304 stainless steel and designed with an increased inner diameter for higher flow. The entire...$1,121.39 -
PPE 116111800 MANIFOLDS AND UP-PIPES Y-PIPE 2007.5-2010 DURAMAX 6.6L LMM
PACIFIC PERFORMANCE ENGINEERING
$1,121.39PPEs Manifolds and Up-Pipes are designed to maximize power and flow characteristics. The Up-Pipe bellows are internally-sleeved, made from aircraft-grade 304 stainless steel and designed with an increased inner diameter for higher flow. The entire...$1,121.39 -
PPE 116112000 MANIFOLDS AND UP-PIPES Y-PIPE 2011-2016 GM DURAMAX 6.6L LML
PACIFIC PERFORMANCE ENGINEERING
$1,121.39PPE's advanced Manifolds and Up-Pipes are the ultimate upgrade for your 2011-2016 GM Duramax 6.6L LML engine. Engineered to enhance power and flow characteristics, this exhaust system is a game-changer for enthusiasts seeking optimal performance.Crafted...$1,121.39 -
PPE 116005062 STAINLESS STEEL 3" EXTENDED LENGTH DOWN PIPE T304 (T4 TURBO PEDESTAL AND T4 RISER BLOCK) 2008-2022 GM DURAMAX 6.6L
PACIFIC PERFORMANCE ENGINEERING
$179.99Three-Inch 304 Stainless Steel Down Pipe Extended Length for use with PPE T4 Turbo Pedestal and PPE T4 Riser Block. For big performance gains, use >PPEs Extended Length Down Pipe in conjunction with >PPEs T4 Riser Block (with or without wastegate)...$179.99 -
PPE 116120204 OEM LENGTH UP-PIPES EGR 2002-2004 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$449.99Diesel engines (even stock) produce high temperatures and pressures. OEM up-pipes eventually fail from constant temperature and pressure fluctuation. PPE has taken OEM replacement to a new level. PPE OEM Up-Pipes allow 53 percent greater flow than stock...$449.99 -
PPE 116120607 OEM LENGTH UP-PIPES EGR 2006-2007 GM DURAMAX 6.6L LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$449.99Diesel engines (even stock) produce high temperatures and pressures. OEM up-pipes eventually fail from constant temperature and pressure fluctuation. PPE has taken OEM replacement to a new level. PPE OEM Up-Pipes allow 53 percent greater flow than stock...