null

FASS FUEL SYSTEMS & PARTS

FASS FUEL SYSTEMS & PARTS

FASS FUEL SYSTEMS & PARTS

Enhance your diesel engine's performance with our extensive selection of Duramax FASS fuel systems and parts. Whether you are a diesel enthusiast or looking to upgrade your engine, our premium FASS fuel systems are designed to deliver superior performance and efficiency.

From lift pumps to fuel filter replacements, water separators to electrical fuel heater kits, we offer a wide range of products to support engines with stock horsepower to highly modified horsepower. Our FASS fuel systems not only provide additional filtration function to improve the effectiveness of your injection pump and injectors but also help prevent injector failure issues associated with Duramax diesel engines.

We pride ourselves on offering top-quality FASS products that are essential for any diesel engine enthusiast. Order your Duramax FASS fuel system today and experience the difference in your engine's performance. With fast shipping and exceptional customer service, we are dedicated to providing you with the best products to upgrade your diesel engine.

Invest in your engine's longevity and performance with our Duramax FASS fuel systems and parts. Browse our selection today and take your diesel engine to the next level!
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • FASS HB-2001 DROP-IN SERIES HEATER PROBE ADAPTER BUSHING

    FASS HB-2001 DROP-IN SERIES HEATER PROBE ADAPTER BUSHING

    FASS

    $11.40
    FASS Diesel Fuel Systems Drop-In Series Heater Probe Adapter Bushing Part No: HB-2001 This bushing allows the use of the FASS Heater Probe kit with your FASS Drop-In Series Fuel System.• -8 ORB Male to 1/4” NPT Female Adapter The FASS...
    $11.40
    Qty in Cart: 0
    Quantity:
    Price:
    $11.40
    Subtotal:
  • FASS DIFS32283R DROP-IN SERIES, ELECTRIC HEATER ELEMENT

    FASS DIFS32283R DROP-IN SERIES, ELECTRIC HEATER ELEMENT

    FASS

    $118.75
    FASS Diesel Fuel Systems Drop-In Series, Electric Heater Element (DIFS32283R) Part No.: DIFS32283R Replacement heater element for the HKDIFSHK1001 Heater Kit for the FASS Drop-In Series Systems. This FASS Electric Heater Element will work on the...
    $118.75
    Qty in Cart: 0
    Quantity:
    Price:
    $118.75
    Subtotal:
  • FASS DIFSHK1001 DROP-IN SERIES ELECTRIC HEATER PROBE KIT

    FASS DIFSHK1001 DROP-IN SERIES ELECTRIC HEATER PROBE KIT

    FASS

    $160.55
    FASS Diesel Fuel Systems Drop-In Series Electric Heater Probe Kit (DIFSHK1001) Part No: DIFSHK1001 Our Drop-In Series Electric Heater Probe Kits are an upgrade for FASS Systems being used in extremely cold climates. Each FASS Drop-In Series System has...
    $160.55
    Qty in Cart: 0
    Quantity:
    Price:
    $160.55
    Subtotal:
  • FASS 32283R REPLACEMENT ELEMENT FOR TITANIUM ELECTRIC HEATER

    FASS 32283R REPLACEMENT ELEMENT FOR TITANIUM ELECTRIC HEATER

    FASS

    $118.75
    FASS Fuel Systems Diesel Electric Heater Replacement Element (32283R) A replacement element for our FASS Electric Heater (HK-1001). This item is intended for replacement parts only. This item comes with: one (1) electric heater replacement...
    $118.75
    Qty in Cart: 0
    Quantity:
    Price:
    $118.75
    Subtotal:
  • FASS CBK1001 HEAVY DUTY PICKUP FRAME CLAMP BRACKET

    FASS CBK1001 HEAVY DUTY PICKUP FRAME CLAMP BRACKET

    FASS

    $71.25
    FASS Fuel Systems Universal Heavy Duty Pickup Frame Clamp Bracket CBK1001 Part No: CBK1001Superseded Part No: CBK-1001 If your truck is equipped with a flatbed, or utility bed, or if you have a snow plow truck that is subjected to heavy rust and...
    $71.25
    Qty in Cart: 0
    Quantity:
    Price:
    $71.25
    Subtotal:
  • FASS DFD4000 FACTORY FUEL FILTER DELETE KIT FOR 01-16 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML

    FASS DFD4000 FACTORY FUEL FILTER DELETE KIT FOR 01-16 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML

    FASS

    $77.90
    FASS Fuel Systems 2001-2016 Duramax Factory Fuel Filter Delete Canister (DFD4000) Part No: DFD4000 Once you’ve installed an aftermarket Fuel Filtration System such as our FASS Titanium Series, the use of the factory fuel filter is no longer...
    $77.90
    Qty in Cart: 0
    Quantity:
    Price:
    $77.90
    Subtotal:
  • FASS FP3000 FLEET FILTER PACK FASS FP3000 FLEET FILTER PACK

    FASS FP3000 FLEET FILTER PACK

    FASS

    $99.00
    FASS Fuel Systems Filter Pack FP3000 Part No: FP3000Superseded Part No: FILTER PACK Perfect for the shop or keeping your garage stocked, each FASS Fuel FP3000 contains two (2) (XWS3002) Extreme Water Separators and two (2) (PF3001) Particulate Filters!...
    $99.00
    Qty in Cart: 0
    Quantity:
    Price:
    $99.00
    Subtotal:
  • FASS FP3000XL FLEET FILTER PACK XL

    FASS FP3000XL FLEET FILTER PACK XL

    FASS

    $56.05
    FASS Fuel Systems Filter Pack FP3000XL Part No: FP3000XL Perfect for the shop or keeping your garage stocked, each FASS Fuel FP3000 contains one (1) (XWS3002XL) Extreme Water Separator and one (1) (PF3001XL) Particulate Filter! Designed with...
    $56.05
    Qty in Cart: 0
    Quantity:
    Price:
    $56.05
    Subtotal:
  • FASS FPR1001 ADJUSTABLE FUEL PRESSURE REGULATOR FASS FPR1001 ADJUSTABLE FUEL PRESSURE REGULATOR

    FASS FPR1001 ADJUSTABLE FUEL PRESSURE REGULATOR

    FASS

    $141.55
    FASS Fuel Systems Adjustable Fuel Pressure Regulator (FPR1001) Part No: FPR1001Supersedes Part No: FPR-1001 The FASS Fuel Systems Adjustable Fuel Pressure Regulator is intended for aftermarket performance applications requiring higher fuel pressures...
    $141.55
    Qty in Cart: 0
    Quantity:
    Price:
    $141.55
    Subtotal:
  • FASS HK1001 TITANIUM SERIES OPTIONAL ELECTRIC DIESEL FUEL HEATER KIT

    FASS HK1001 TITANIUM SERIES OPTIONAL ELECTRIC DIESEL FUEL HEATER KIT

    FASS

    $160.55
    FASS Fuel Systems Diesel Fuel Titanium Series Electric Heater Kit (HK1001) Part No: HK1001Supersedes Part No: HK-1001 Our Titanium Series Electric Heater Kits are an upgrade for FASS Systems being used in extremely cold climates. Each FASS Titanium...
    $160.55
    Qty in Cart: 0
    Quantity:
    Price:
    $160.55
    Subtotal:
  • FASS HK1002 HIGH OUTPUT HEATER DISK FASS HK1002 HIGH OUTPUT HEATER DISK

    FASS HK1002 HIGH OUTPUT HEATER DISK

    FASS

    $160.55
    High Output Heater Disk (HK1002) Part No: HK1002Supersedes Part No: HK-1002 When the fuel temperature drops below 34° Fahrenheit, the thermostatically controlled High Output Fuel Heater Disk will automatically power on. Fuel is then heated by the...
    $160.55
    Qty in Cart: 0
    Quantity:
    Price:
    $160.55
    Subtotal:
  • FASS HKS1001 TITANIUM SIGNATURE SERIES DUAL ELECTRIC HEATER KIT SPLITTER

    FASS HKS1001 TITANIUM SIGNATURE SERIES DUAL ELECTRIC HEATER KIT SPLITTER

    FASS

    $37.05
    FASS Titanium Signature Series Dual Electric Heater Kit Splitter Part No: HKS1001Supersedes Part No: HKS-1001 This splitter allows for easy connection if you are utilizing (2) dual FASS Electric Heater Probes (HKS1001).The splitter will work for the...
    $37.05
    Qty in Cart: 0
    Quantity:
    Price:
    $37.05
    Subtotal:
  • FASS PF3001 PARTICULATE FILTER FASS PF3001 PARTICULATE FILTER

    FASS PF3001 PARTICULATE FILTER

    FASS

    $20.90
    FASS Fuel Systems PF3001 Particulate Filter (PF3001) Part No: PF3001Supersedes Part No: PF-3001 Our New Particulate Filter is rated @ 144 microns. The 144 Micron Particulate Filter on the suction side will drastically reduce cavitation, increase...
    $20.90
    Qty in Cart: 0
    Quantity:
    Price:
    $20.90
    Subtotal:
  • FASS PF3001XL EXTENDED LENGTH PARTICULATE FILTER

    FASS PF3001XL EXTENDED LENGTH PARTICULATE FILTER

    FASS

    $23.75
    FASS Fuel Systems PF3001XL Particulate Filter (PF3001XL) Part No: PF3001XLSupersedes Part No: PF-3001 XL Our New Particulate Filter is rated @ 144 microns. The 144 Micron Particulate Filter on the suction side will drastically reduce cavitation,...
    $23.75
    Qty in Cart: 0
    Quantity:
    Price:
    $23.75
    Subtotal:
  • FASS XWS1002 EXTREME WATER SEPARATOR

    FASS XWS1002 EXTREME WATER SEPARATOR

    FASS

    $38.00
    The FASS Fuel Systems XWS1002 Extreme Water Separator is the ultimate solution for efficiently filtering water from your system. Boasting a 2-micron absolute rating, this high-performance water separator is designed to ensure only the cleanest fuel flows...
    $38.00
    Qty in Cart: 0
    Quantity:
    Price:
    $38.00
    Subtotal:
  • FASS XWS3002 EXTREME WATER SEPARATOR FASS XWS3002 EXTREME WATER SEPARATOR

    FASS XWS3002 EXTREME WATER SEPARATOR

    FASS

    $29.45
    FASS Fuel Systems Extreme Water Separator Filter (XWS3002) Part No: XWS3002Supersedes Part No: XWS-3002 Our New more efficient Extreme Water Separator is rated @ 2 microns absolute. Our water separator no longer has a drain because the filter element...
    $29.45
    Qty in Cart: 0
    Quantity:
    Price:
    $29.45
    Subtotal:
  • FASS XWS3002XL EXTENDED LENGTH EXTREME WATER SEPARATOR

    FASS XWS3002XL EXTENDED LENGTH EXTREME WATER SEPARATOR

    FASS

    $32.30
    The FASS Fuel Systems XWS3002XL Extreme Water Separator is a state-of-the-art solution designed to efficiently eliminate water particles from your fuel system. With its extended length and superior filtration capabilities, the XWS3002XL is engineered to...
    $32.30
    Qty in Cart: 0
    Quantity:
    Price:
    $32.30
    Subtotal:
  • FASS XWS5000 1-12 INCH TRANSFER TANK FILTER

    FASS XWS5000 1-12 INCH TRANSFER TANK FILTER

    FASS

    $30.40
    FASS FUEL SYSTEMS XWS5000 1-12″ TRANSFER TANK FUEL FILTER (XWS5000) Part No: XWS5000Supersedes part no: XWS-5000 The FASS XWS5000 Extreme Water Separator Transfer Tank Fuel Filter was designed to remove water, dirt particulates, and rust from...
    $30.40
    Qty in Cart: 0
    Quantity:
    Price:
    $30.40
    Subtotal:
  • WEHRLI WCF100276  17-21 CHEVROLET L5P DURAMAX RELOCATION MOUNT FASS LIFT PUMP WEHRLI WCF100276  17-21 CHEVROLET L5P DURAMAX RELOCATION MOUNT FASS LIFT PUMP

    WEHRLI WCF100276 17-21 CHEVROLET L5P DURAMAX RELOCATION MOUNT FASS LIFT PUMP

    WEHRLI CUSTOM FABRICATION

    $57.23
    The WEHRLI WCF100276 17-21 Chevrolet L5P Duramax Relocation Mount FASS Lift Pump Bracket offers an innovative solution to enhance the performance and efficiency of your 2017-2023 L5P Duramax vehicle. With this smartly designed mounting bracket, you can...
    $57.23
    Qty in Cart: 0
    Quantity:
    Price:
    $57.23
    Subtotal:
  • WEHRLI WCF100269  11-16 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY) WEHRLI WCF100269  11-16 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY)

    WEHRLI WCF100269 11-16 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY)

    WEHRLI CUSTOM FABRICATION

    $101.85
    The WEHRLI WCF100269 11-16 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET is the perfect solution for relocating your FASS fuel system in your 2011-2016 LML Crew Cab Duramax. Designed to move the FASS fuel system underneath the truck, just...
    $101.85
    Qty in Cart: 0
    Quantity:
    Price:
    $101.85
    Subtotal:
  • WEHRLI WCF100265  01-10 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY) WEHRLI WCF100265  01-10 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY)

    WEHRLI WCF100265 01-10 CHEVROLET 6.6L DURAMAX FASS FUEL SYSTEM RELOCATION BRACKET (CREW CAB ONLY)

    WEHRLI CUSTOM FABRICATION

    $92.15
    The WEHRLI WCF100265 01-10 Chevrolet 6.6L Duramax Fass Fuel System Relocation Bracket is a reliable and durable mounting solution for LB7, LLY, LBZ, and LMM Crew Cab Duramax models from 2001 to 2010. This innovative bracket is designed to relocate the...
    $92.15
    Qty in Cart: 0
    Quantity:
    Price:
    $92.15
    Subtotal:
  • BD DIESEL 1050348 FLOW-MAX FUEL HEATER KIT FOR FASS FUEL SYSTEMS

    BD DIESEL 1050348 FLOW-MAX FUEL HEATER KIT FOR FASS FUEL SYSTEMS

    BD DIESEL

    $217.95
    Keep your fuel system running smoothly even in the coldest of weather with the BD Diesel 1050348 Flow-Max Fuel Heater Kit. Designed with BD's PTC heating element, this 12V 320W heater is a must-have for cold climate conditions. By being positioned...
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • Total: items /

Adding your products to cart