Skip to content
Free Shipping on most orders over $100.00. Buy now, pay later with ShopPay.
Free Shipping on most orders over $100.00. Buy now, pay later with ShopPay.

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...

    View full details
    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
    Save 5% Save %
  • Fleece Performance 01-16 GM Duramax 6.6L CP3 Adapter Kit w/O-Rings

    Fleece Performance
    Original price $59.84 - Original price $59.84
    Original price $59.84
    $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 ...

    View full details
    Original price $59.84 - Original price $59.84
    Original price $59.84
    $66.49
    $66.49 - $66.49
    Current price $66.49
  • 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...

    View full details
    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...

    View full details
    Original price $185.95 - Original price $185.95
    Original price
    $185.95
    $185.95 - $185.95
    Current price $185.95
  • 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
  • GM Remanufactured CP3 Injection Pump For 01-04 LB7 Duramax Stock Industrial Injection

    Industrial Injection
    Original price $451.00 - Original price $451.00
    Original price
    $451.00
    $451.00 - $451.00
    Current price $451.00

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

    View full details
    Original price $451.00 - Original price $451.00
    Original price
    $451.00
    $451.00 - $451.00
    Current price $451.00
  • DDP Duramax 04.5-05 LLY Brand New Injector Set - Economy Series

    DDP
    Original price $4,656.68
    Original price $4,656.68 - Original price $4,656.68
    Original price $4,656.68
    Current price $3,981.47
    $3,981.47 - $3,981.47
    Current price $3,981.47

    DDP Model DDP NLLY-ECO Duramax 04.5-05 LLY Injector Set: Brand New Injector Set, Economy Series, 10-20 RWHP increase over stock. 

    Original price $4,656.68
    Original price $4,656.68 - Original price $4,656.68
    Original price $4,656.68
    Current price $3,981.47
    $3,981.47 - $3,981.47
    Current price $3,981.47
    Save 14% Save %
  • 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...

    View full details
    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 14mm CP3 High Speed WITH SP3000 Mechanical Pump

    S&S
    Original price $3,900.00 - Original price $3,900.00
    Original price
    $3,900.00
    $3,900.00 - $3,900.00
    Current price $3,900.00

    S&S Model CP3-DMX-14-HS-SP The SP3000 is a single mechanical solution that replaces the small factory supply pump, and will flow up to 2,791 l/...

    View full details
    Original price $3,900.00 - Original price $3,900.00
    Original price
    $3,900.00
    $3,900.00 - $3,900.00
    Current price $3,900.00
  • S&S Diesel Motorsport Duramax 14mm CP3 High Speed (1,850 mm3 /rev displacement) - New

    S&S
    Original price $2,900.00 - Original price $2,900.00
    Original price
    $2,900.00
    $2,900.00 - $2,900.00
    Current price $2,900.00

    S&S Model CP3-DMX-14-HSS&S Diesel Motorsport Duramax 14mm CP3 High Speed (1,850 mm3 /rev displacement) | New LBZ-based. Optimized for high...

    View full details
    Original price $2,900.00 - Original price $2,900.00
    Original price
    $2,900.00
    $2,900.00 - $2,900.00
    Current price $2,900.00
  • S&S Diesel Motorsport Duramax 14mm CP3 (1,850 mm3 /rev displacement) - New

    S&S
    Original price $2,800.00 - Original price $2,800.00
    Original price
    $2,800.00
    $2,800.00 - $2,800.00
    Current price $2,800.00

    S&S Model CP3-DMX-14S&S Diesel Motorsport Duramax 14mm CP3 (1,850 mm3 /rev displacement) | New LBZ-based. 2001-2010 Duramax Trucks *01-05 L...

    View full details
    Original price $2,800.00 - Original price $2,800.00
    Original price
    $2,800.00
    $2,800.00 - $2,800.00
    Current price $2,800.00
  • S&S Diesel Motorsport Duramax 12mm CP3 High Speed WITH SP300

    S&S
    Original price $3,600.00 - Original price $3,600.00
    Original price
    $3,600.00
    $3,600.00 - $3,600.00
    Current price $3,600.00

    S&S Model CP3-DMX-12-HS-SP The SP3000 is a single mechanical solution that replaces the small factory supply pump, and will flow up to 2,791 l/...

    View full details
    Original price $3,600.00 - Original price $3,600.00
    Original price
    $3,600.00
    $3,600.00 - $3,600.00
    Current price $3,600.00
  • 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...

    View full details
    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...

    View full details
    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 Duramax 10mm CP3 (1,325 mm3 /rev displacement) New

    S&S
    Original price $2,000.00 - Original price $2,000.00
    Original price
    $2,000.00
    $2,000.00 - $2,000.00
    Current price $2,000.00

    S&S Model CP3-DMX-10S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) | New LBZ-based No calibration needed, direct dro...

    View full details
    Original price $2,000.00 - Original price $2,000.00
    Original price
    $2,000.00
    $2,000.00 - $2,000.00
    Current price $2,000.00
  • S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW

    S&S
    Original price $2,200.00 - Original price $2,200.00
    Original price
    $2,200.00
    $2,200.00 - $2,200.00
    Current price $2,200.00

    S&S Model CP3-DMX-10-HSS&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement) | New LBZ-based Optimized for high ...

    View full details
    Original price $2,200.00 - Original price $2,200.00
    Original price
    $2,200.00
    $2,200.00 - $2,200.00
    Current price $2,200.00
  • 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...

    View full details
    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 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...

    View full details
    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 LLY Duramax (2004.5-2005) Injectors -Single

    S&S
    Original price $427.70 - Original price $828.10
    Original price
    $427.70 - $828.10
    $427.70 - $828.10
    Current price $427.70

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

    View full details
    Original price $427.70 - Original price $828.10
    Original price
    $427.70 - $828.10
    $427.70 - $828.10
    Current price $427.70
  • S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injector -Reman or New

    S&S
    Original price $326.25 - Original price $386.75
    Original price
    $326.25 - $386.75
    $326.25 - $386.75
    Current price $326.25

    S&S Model LLY-10SAC-R (Reman) or LLY-10SAC (New)  LLY TorqueMaster Injector -Sold Each S&S Upgrades  Proprietary nozzle honing process for...

    View full details
    Original price $326.25 - Original price $386.75
    Original price
    $326.25 - $386.75
    $326.25 - $386.75
    Current price $326.25
  • S&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LLY

    S&S
    Original price $174.00 - Original price $174.00
    Original price
    $174.00
    $174.00 - $174.00
    Current price $174.00

    S&S Model MEUN-LLYS&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LLY

    Original price $174.00 - Original price $174.00
    Original price
    $174.00
    $174.00 - $174.00
    Current price $174.00
  • S&S Diesel Motorsport Low Pressure Injector Return Line Assembly-RH 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-RHS&S Diesel Motorsport Low Pressure Injector Return Line Assembly-RH Side LLY/LBZ/LMM

    Original price $50.00 - Original price $50.00
    Original price
    $50.00
    $50.00 - $50.00
    Current price $50.00
  • S&S Diesel Motorsport DMAX Injector Return Leak Fitting Clip - LLY/LBZ/LMM

    S&S
    Original price $7.00 - Original price $7.00
    Original price
    $7.00
    $7.00 - $7.00
    Current price $7.00

    S&S Model DMAX-INJ-RTN-CLIPS&S Diesel Motorsport DMAX Injector Return Leak Fitting Clip - LLY/LBZ/LMM *Generic Image

    Original price $7.00 - Original price $7.00
    Original price
    $7.00
    $7.00 - $7.00
    Current price $7.00
  • 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

Powerhouse Diesel