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Free Shipping on most orders over $150.00        Sale on Select DDP and H&S Products- Ends 04/30/26 Shop Now      
Free Shipping on most orders over $150.00        Sale on Select DDP and H&S Products- Ends 04/30/26 Shop Now      

LLY Duramax Fuel System

  • FASS 01-10 GM 2500/3500 Duramax 100gph Titanium Series Fuel Air Separation System TS C10 100G

    FASS Fuel Systems
    Original price $725.26
    Original price $725.26 - Original price $725.26
    Original price $725.26
    Current price $689.00
    $689.00 - $689.00
    Current price $689.00

    Fass Fuel Systems Model: TSC10100GFASS Fuel Systems Diesel System 2001-2010 GM Duramax 6.6L Titanium Signature Series 100GPH (TSC10100G) Part No: T...

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    Original price $725.26
    Original price $725.26 - Original price $725.26
    Original price $725.26
    Current price $689.00
    $689.00 - $689.00
    Current price $689.00
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  • GM Remanufactured CP3 Injection Pump For 01-04 LB7 Duramax Stock Industrial Injection

    Industrial Injection
    Original price $634.95
    Original price $634.95 - Original price $634.95
    Original price $634.95
    Current price $615.90
    $615.90 - $615.90
    Current price $615.90

    Industrial Injection Model: 0986437303SE-IISThe modified CP3 and CP4 Injection pumps offered by Industrial Injection are a drop in replacement for ...

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    Original price $634.95
    Original price $634.95 - Original price $634.95
    Original price $634.95
    Current price $615.90
    $615.90 - $615.90
    Current price $615.90
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  • XDP Duramax Fuel Filter Delete 01-16 GM 6.6L Duramax XD163

    XDP
    Original price $76.95 - Original price $76.95
    Original price
    $76.95
    $76.95 - $76.95
    Current price $76.95

    XDP Model XD163The Duramax Fuel Filter Delete XD163 is a must have for any 2001-2016 GM 6.6L Duramax with a modified fuel system. Specially designe...

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    Original price $76.95 - Original price $76.95
    Original price
    $76.95
    $76.95 - $76.95
    Current price $76.95
  • XDP Fuel Tank Sump - One Hole Design With Fuel Return XD243

    XDP
    Original price $185.95 - Original price $185.95
    Original price
    $185.95
    $185.95 - $185.95
    Current price $185.95

    XDP Model XD243The XDP Fuel Tank Sump with Built-In Fuel Return XD243 provides you with a perfect option to maximize fuel delivery, and customizati...

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    Original price $185.95 - Original price $185.95
    Original price
    $185.95
    $185.95 - $185.95
    Current price $185.95
  • Exergy Dodge Cummins 6.7L/Chevrolet Duramax LLY/LBZ/LMM 2200 Bar (32000 PSI) Pressure Relief Valve

    Exergy
    Original price $280.00 - Original price $280.00
    Original price
    $280.00
    $280.00 - $280.00
    Current price $280.00

    Exergy Model E07 00014Exergy Dodge Cummins 6.7L/Chevrolet Duramax LLY/LBZ/LMM 2200 Bar (32,000 PSI) Pressure Relief Valve

    Original price $280.00 - Original price $280.00
    Original price
    $280.00
    $280.00 - $280.00
    Current price $280.00
  • S&S Diesel Motorsport Duramax SuperSport CP3 (higher output >3500rpm) - New

    S&S
    Original price $1,130.00 - Original price $1,130.00
    Original price
    $1,130.00
    $1,130.00 - $1,130.00
    Current price $1,130.00

    S&S Model CP3-DMX-SSS&S Diesel Motorsport Duramax SuperSport CP3 (higher output >3500rpm) S&S Duramax CP3 pumps are built from brand...

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    Original price $1,130.00 - Original price $1,130.00
    Original price
    $1,130.00
    $1,130.00 - $1,130.00
    Current price $1,130.00
  • S&S Diesel Motorsport Low Pressure Injector Return Line Assembly-LH Side LLY/LBZ/LMM

    S&S
    Original price $50.00 - Original price $50.00
    Original price
    $50.00
    $50.00 - $50.00
    Current price $50.00

    S&S Model DMAX-INJ-RTN-LHS&S Diesel Motorsport Low Pressure Injector Return Line Assembly-LH Side LLY/LBZ/LMM

    Original price $50.00 - Original price $50.00
    Original price
    $50.00
    $50.00 - $50.00
    Current price $50.00
  • ATS Diesel 2004.5+ GM Trucks Fuel Rail Pressure Plug

    ATS Diesel
    Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99

    ATS Model 7050504290Fuel Rail Pressure Plug - Fits 2004.5-Present GM.Details: Fuel Rail Pressure Plug Easily check fuel pressures at the rail Stee...

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    Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99
  • DDP Common Rail High Pressure Diesel Injection System Cleaner

    DDP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $47.50
    $47.50 - $47.50
    Current price $47.50

    DDP Model DDPCRCLEANHeavy duty, one-time use injection system cleaner. Cleans the entire fuel system! This product removes contamination, resin and...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $47.50
    $47.50 - $47.50
    Current price $47.50
  • Fleece Performance 01-16 GM Duramax 6.6L CP3 Adapter Kit w/O-Rings

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $66.49
    $66.49 - $66.49
    Current price $66.49

    Fleece Performance Model FPE-DMAX-CP3-ADPTReplacement CP3 adapter machined from billet aluminum for the 2001-2016 GM Duramax. Includes new O-rings ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $66.49
    $66.49 - $66.49
    Current price $66.49
  • GM FCA For 2004.5-2005 LLY 6.6L Duramax Industrial Injection

    Industrial Injection
    Original price $190.15 - Original price $190.15
    Original price
    $190.15
    $190.15 - $190.15
    Current price $190.15

    Industrial Injection Model: 0928400653-IISReplacement FCA for a LL7 CP3. Industrial Injection is the leading distributor, supplier and remanufactur...

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    Original price $190.15 - Original price $190.15
    Original price
    $190.15
    $190.15 - $190.15
    Current price $190.15
  • PureFlow AirDog 01-10 Chevrolet 6.6L Duramax FP-100-4G Fuel Pump

    AirDog
    Original price $715.00
    Original price $715.00 - Original price $715.00
    Original price $715.00
    Current price $693.00
    $693.00 - $693.00
    Current price $693.00

    Airdog Model A4SPBC185 This is the AirDog I FP-100-4G fuel system for the 2001-2010 Chevy/GMC Duramax 6.6L. This diesel lift pump mounts to the fra...

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    Original price $715.00
    Original price $715.00 - Original price $715.00
    Original price $715.00
    Current price $693.00
    $693.00 - $693.00
    Current price $693.00
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  • FASS 01-10 GM 2500/3500 Duramax 165gph Titanium Series Fuel Air Separation System TS C10 165G

    FASS Fuel Systems
    Original price $767.37
    Original price $767.37 - Original price $767.37
    Original price $767.37
    Current price $729.00
    $729.00 - $729.00
    Current price $729.00

    Fass Fuel Systems Model: TSC10165GFASS Fuel Systems Diesel System 2001-2010 GM Duramax 6.6L Titanium Signature Series 165GPH (TSC10165G) Part No: T...

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    Original price $767.37
    Original price $767.37 - Original price $767.37
    Original price $767.37
    Current price $729.00
    $729.00 - $729.00
    Current price $729.00
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  • FASS Duramax Filter Delete DFD-4000

    FASS Fuel Systems
    Original price $82.00
    Original price $82.00 - Original price $82.00
    Original price $82.00
    Current price $77.90
    $77.90 - $77.90
    Current price $77.90

    FASS Fuel Systems Model DFD4000FASS Duramax Filter Delete DFD-4000

    Original price $82.00
    Original price $82.00 - Original price $82.00
    Original price $82.00
    Current price $77.90
    $77.90 - $77.90
    Current price $77.90
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  • S&S Diesel Motorsport LLY Duramax (2004.5-2005) Injectors -Set

    S&S
    Original price $3,421.60 - Original price $6,624.80
    Original price
    $3,421.60 - $6,624.80
    $3,421.60 - $6,624.80
    Current price $3,421.60

    (SET) S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Nozzles flow-matched to 1% variance per set, using OE st...

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    Original price $3,421.60 - Original price $6,624.80
    Original price
    $3,421.60 - $6,624.80
    $3,421.60 - $6,624.80
    Current price $3,421.60
  • S&S Diesel Motorsport Duramax 12mm CP3 High Speed (1,590 mm3 /rev displacement) -New

    S&S
    Original price $2,600.00 - Original price $2,600.00
    Original price
    $2,600.00
    $2,600.00 - $2,600.00
    Current price $2,600.00

    S&S Model CP3-DMX-12-HSS&S Diesel Motorsport Duramax 12mm CP3 High Speed (1,590 mm3 /rev displacement) | New LBZ-based. 2001-2010 Duramax T...

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    Original price $2,600.00 - Original price $2,600.00
    Original price
    $2,600.00
    $2,600.00 - $2,600.00
    Current price $2,600.00
  • S&S Diesel Motorsport Duramax 12mm CP3 (1,590 mm3 /rev displacement) -New

    S&S
    Original price $2,500.00 - Original price $2,500.00
    Original price
    $2,500.00
    $2,500.00 - $2,500.00
    Current price $2,500.00

    S&S Model CP3-DMX-12S&S Diesel Motorsport Duramax 12mm CP3 (1,590 mm3 /rev displacement) | New LBZ-based. 2001-2010 Duramax Trucks 2001-200...

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    Original price $2,500.00 - Original price $2,500.00
    Original price
    $2,500.00
    $2,500.00 - $2,500.00
    Current price $2,500.00
  • S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injectors Set - Reman or New

    S&S
    Original price $2,610.00 - Original price $3,070.00
    Original price
    $2,610.00 - $3,070.00
    $2,610.00 - $3,070.00
    Current price $2,610.00

    S&S Model LLY-10SAC-R-SET (Reman) or LLY-10SAC-SET (New)LLY TorqueMaster Injector -Set S&S Upgrades Proprietary nozzle honing process fo...

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    Original price $2,610.00 - Original price $3,070.00
    Original price
    $2,610.00 - $3,070.00
    $2,610.00 - $3,070.00
    Current price $2,610.00
  • S&S Diesel Motorsport DBV4 Single Stage Relief Valve Internal Return, LLY/LBZ/LMM, 6.7 style - 2200bar

    S&S
    Original price $318.50 - Original price $318.50
    Original price
    $318.50
    $318.50 - $318.50
    Current price $318.50

    S&S Model PRV-I-2200-1SDBV4 Single Stage Relief Valve Internal Return, LLY/LBZ/LMM, 6.7 style - 2200bar Generic Image

    Original price $318.50 - Original price $318.50
    Original price
    $318.50
    $318.50 - $318.50
    Current price $318.50
  • S&S Diesel Motorsport DBV4 2 Stage Relief Valve Internal Return LLY/LBZ/LMM Style 2400 Bar

    S&S
    Original price $286.00 - Original price $286.00
    Original price
    $286.00
    $286.00 - $286.00
    Current price $286.00

    S&S Model PRV-I-2400-2SDBV4 2 stage relief valve, internal return, LLY/LBZ/LMM style - 2400bar *Generic Image

    Original price $286.00 - Original price $286.00
    Original price
    $286.00
    $286.00 - $286.00
    Current price $286.00
  • XDP Duramax Wif Sensor Delete Plug XD137

    XDP
    Original price $29.95 - Original price $29.95
    Original price
    $29.95
    $29.95 - $29.95
    Current price $29.95

    XDP Model XD137The XDP WIF Sensor delete plug XD137 is a quick and simple solution to ending all the issues caused by the factory Water In Fuel (WI...

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    Original price $29.95 - Original price $29.95
    Original price
    $29.95
    $29.95 - $29.95
    Current price $29.95
  • Exergy 04.5-05 Chevrolet Duramax 6.6L LLY New Stock Replacement Left Hand Fuel Rail

    Exergy
    Original price $220.00 - Original price $220.00
    Original price
    $220.00
    $220.00 - $220.00
    Current price $220.00

    Exergy 04.5-05 Chevy Duramax LLY New Stock Replacement LH Fuel Rail

    Original price $220.00 - Original price $220.00
    Original price
    $220.00
    $220.00 - $220.00
    Current price $220.00
  • Dodge Rail Plug For 13-18 6.7L Cummins Industrial Injection

    Industrial Injection
    Original price $39.95
    Original price $39.95 - Original price $39.95
    Original price $39.95
    Current price $38.75
    $38.75 - $38.75
    Current price $38.75

    Industrial Injection Model: 631601Made by Industrial Injection to replace your factory faulty pressure relief valve which causes a lack of fuel pre...

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    Original price $39.95
    Original price $39.95 - Original price $39.95
    Original price $39.95
    Current price $38.75
    $38.75 - $38.75
    Current price $38.75
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  • GM FCA For 01-04 LB7 6.6L Duramax Industrial Injection

    Industrial Injection
    Original price $194.93 - Original price $194.93
    Original price
    $194.93
    $194.93 - $194.93
    Current price $194.93

    Industrial Injection Model: 0928400535-IISReplacement FCA for a LB7 CP3. Industrial Injection is the leading distributor, supplier and remanufactur...

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    Original price $194.93 - Original price $194.93
    Original price
    $194.93
    $194.93 - $194.93
    Current price $194.93

Powerhouse Diesel