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

  • S&S Diesel Motorsport Rail Cap - M14x1.5 - LB7/LLY/5.9C/6.7F

    S&S
    Original price $ 645.00 - Original price $ 645.00
    Original price
    $ 645.00
    $ 645.00 - $ 645.00
    Current price $ 645.00

    S&S Model CAP-M14S&S Diesel Motorsport Rail Cap - M14x1.5 - LB7/LLY/5.9C/6.7F

    Original price $ 645.00 - Original price $ 645.00
    Original price
    $ 645.00
    $ 645.00 - $ 645.00
    Current price $ 645.00
  • S&S Diesel Motorsport LLY Rail - RH Side (w/ sensor)

    S&S
    Original price $ 6,088.00 - Original price $ 6,088.00
    Original price
    $ 6,088.00
    $ 6,088.00 - $ 6,088.00
    Current price $ 6,088.00

    S&S Model RAIL-LLY-RHS&S Diesel Motorsport LLY Rail - RH Side (w/ sensor) *Generic Image

    Original price $ 6,088.00 - Original price $ 6,088.00
    Original price
    $ 6,088.00
    $ 6,088.00 - $ 6,088.00
    Current price $ 6,088.00
  • S&S Diesel Motorsport LLY Rail - LH Side

    S&S
    Original price $ 4,999.00 - Original price $ 4,999.00
    Original price
    $ 4,999.00
    $ 4,999.00 - $ 4,999.00
    Current price $ 4,999.00

    S&S Model RAIL-LLY-LHS&S Diesel Motorsport LLY Rail - LH Side *Generic Image

    Original price $ 4,999.00 - Original price $ 4,999.00
    Original price
    $ 4,999.00
    $ 4,999.00 - $ 4,999.00
    Current price $ 4,999.00
  • S&S Diesel Motorsport DBV4 Single Stage Relief Valve Innternal Return LLY/LBZ/LMM, 6.7 Style - 2700bar

    S&S
    Original price $ 6,842.00 - Original price $ 6,842.00
    Original price
    $ 6,842.00
    $ 6,842.00 - $ 6,842.00
    Current price $ 6,842.00

    S&S Model PRV-I-2700-1SDBV4 Single Stage Relief Valve Innternal Return LLY/LBZ/LMM, 6.7 style - 2700bar Generic Image

    Original price $ 6,842.00 - Original price $ 6,842.00
    Original price
    $ 6,842.00
    $ 6,842.00 - $ 6,842.00
    Current price $ 6,842.00
  • S&S Diesel Motorsport DBV4 Single Stage Relief Valve Internal Return LLY/LBZ/LMM, 6.7 style - 2400bar

    S&S
    Original price $ 6,842.00 - Original price $ 6,842.00
    Original price
    $ 6,842.00
    $ 6,842.00 - $ 6,842.00
    Current price $ 6,842.00

    S&S Model PRV-I-2400-1SDBV4 Single Stage Relief Valve Internal Return LLY/LBZ/LMM, 6.7 style - 2400bar Generic Image

    Original price $ 6,842.00 - Original price $ 6,842.00
    Original price
    $ 6,842.00
    $ 6,842.00 - $ 6,842.00
    Current price $ 6,842.00
  • S&S Diesel Motorsport DBV4 2 Stage Relief Valve Internal Return LLY/LBZ/LMM Style 2400 Bar

    S&S
    Original price $ 6,144.00 - Original price $ 6,144.00
    Original price
    $ 6,144.00
    $ 6,144.00 - $ 6,144.00
    Current price $ 6,144.00

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

    Original price $ 6,144.00 - Original price $ 6,144.00
    Original price
    $ 6,144.00
    $ 6,144.00 - $ 6,144.00
    Current price $ 6,144.00
  • S&S Diesel Motorsport LLY Relief Valve (1800 bar)

    S&S
    Original price $ 4,050.00 - Original price $ 4,050.00
    Original price
    $ 4,050.00
    $ 4,050.00 - $ 4,050.00
    Current price $ 4,050.00

    S&S Model PRV-LLYS&S Diesel Motorsport LLY Relief Valve (1800 bar)

    Original price $ 4,050.00 - Original price $ 4,050.00
    Original price
    $ 4,050.00
    $ 4,050.00 - $ 4,050.00
    Current price $ 4,050.00
  • S&S Diesel Motorsport Injector Seal Kit (combustion seal + body o-ring) - LLY, LBZ, LMM

    S&S
    Original price $ 151.00 - Original price $ 151.00
    Original price
    $ 151.00
    $ 151.00 - $ 151.00
    Current price $ 151.00

    S&S Model INJ-SEALS-DMXInjector Seal Kit (combustion seal + body o-ring) - LLY, LBZ, LMM *Generic Image

    Original price $ 151.00 - Original price $ 151.00
    Original price
    $ 151.00
    $ 151.00 - $ 151.00
    Current price $ 151.00
  • S&S Diesel Motorsport Injector Solenoid - LLY

    S&S
    Original price $ 2,578.00 - Original price $ 2,578.00
    Original price
    $ 2,578.00
    $ 2,578.00 - $ 2,578.00
    Current price $ 2,578.00

    S&S Model SOLENOID-LLYS&S Diesel Motorsport Injector Solenoid - LLY *Generic Image

    Original price $ 2,578.00 - Original price $ 2,578.00
    Original price
    $ 2,578.00
    $ 2,578.00 - $ 2,578.00
    Current price $ 2,578.00
  • S&S Diesel Motorsport LLY Nozzle Set

    S&S
    Original price $ 22,855.00 - Original price $ 27,787.00
    Original price
    $ 22,855.00 - $ 27,787.00
    $ 22,855.00 - $ 27,787.00
    Current price $ 22,855.00

    S&S Diesel Motorsport LLY Nozzle Set - SAC*Generic Image 

    Original price $ 22,855.00 - Original price $ 27,787.00
    Original price
    $ 22,855.00 - $ 27,787.00
    $ 22,855.00 - $ 27,787.00
    Current price $ 22,855.00
  • GM Extrude Honed Dragonfly Injection Nozzle For 2004.5-2005 LLY Duramax 24 LPM Industrial Injection

    Industrial Injection
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00

    Industrial Injection Model: 0433171860DFLYThe Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out...

    View full details
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00
  • GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 42 LPM Industrial Injection

    Industrial Injection
    Original price $ 3,615.00 - Original price $ 3,615.00
    Original price
    $ 3,615.00
    $ 3,615.00 - $ 3,615.00
    Current price $ 3,615.00

    Industrial Injection Model: 0433171860-R6The Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out ...

    View full details
    Original price $ 3,615.00 - Original price $ 3,615.00
    Original price
    $ 3,615.00
    $ 3,615.00 - $ 3,615.00
    Current price $ 3,615.00
  • GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 37 LPM Industrial Injection

    Industrial Injection
    Original price $ 3,615.00 - Original price $ 3,615.00
    Original price
    $ 3,615.00
    $ 3,615.00 - $ 3,615.00
    Current price $ 3,615.00

    Industrial Injection Model: 0433171860-R5The Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out ...

    View full details
    Original price $ 3,615.00 - Original price $ 3,615.00
    Original price
    $ 3,615.00
    $ 3,615.00 - $ 3,615.00
    Current price $ 3,615.00
  • GM Extrude Honed Nozzle For 2004.5-05 6.6L LLY Duramax 32 LPM Industrial Injection

    Industrial Injection
    Original price $ 3,615.00 - Original price $ 3,615.00
    Original price
    $ 3,615.00
    $ 3,615.00 - $ 3,615.00
    Current price $ 3,615.00

    Industrial Injection Model: 0433171860-R4The Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out ...

    View full details
    Original price $ 3,615.00 - Original price $ 3,615.00
    Original price
    $ 3,615.00
    $ 3,615.00 - $ 3,615.00
    Current price $ 3,615.00
  • GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 29 LPM Industrial Injection

    Industrial Injection
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00

    Industrial Injection Model: 0433171860-R3The Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out ...

    View full details
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00
  • GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 27 LPM Industrial Injection

    Industrial Injection
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00

    Industrial Injection Model: 0433171860-R2The Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out ...

    View full details
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00
  • GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 25 LPM Industrial Injection

    Industrial Injection
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00

    Industrial Injection Model: 0433171860-R1The Industrial Injection Performance Extrude Honed Nozzles are the pinnacle of what you should expect out ...

    View full details
    Original price $ 2,680.00 - Original price $ 2,680.00
    Original price
    $ 2,680.00
    $ 2,680.00 - $ 2,680.00
    Current price $ 2,680.00
  • ATS Diesel 2004.5+ GM Trucks Fuel Rail Pressure Plug

    ATS Diesel
    Original price $ 645.00 - Original price $ 645.00
    Original price
    $ 645.00
    $ 645.00 - $ 645.00
    Current price $ 645.00

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

    View full details
    Original price $ 645.00 - Original price $ 645.00
    Original price
    $ 645.00
    $ 645.00 - $ 645.00
    Current price $ 645.00
  • GM Bag Of Parts For 2004.5-2006 LLY 6.6L Duramax Industrial Injection

    Industrial Injection
    Original price $ 10,886.00 - Original price $ 10,886.00
    Original price
    $ 10,886.00
    $ 10,886.00 - $ 10,886.00
    Current price $ 10,886.00

    Industrial Injection Model: 433403Do It Yourself Parts For Your Stock Injection Pump. It Will Gain 19 percent More Fuel Volume.

    Original price $ 10,886.00 - Original price $ 10,886.00
    Original price
    $ 10,886.00
    $ 10,886.00 - $ 10,886.00
    Current price $ 10,886.00
  • Exergy Cummins 6.7L/Duramax LLY/LBZ/LMM 2600 Bar (37700 PSI) Pressure Relief Valve

    Exergy
    Original price $ 6,874.00 - Original price $ 6,874.00
    Original price
    $ 6,874.00
    $ 6,874.00 - $ 6,874.00
    Current price $ 6,874.00

    Exergy Cummins 6.7L/Duramax LLY/LBZ/LMM 2600 Bar (37700 PSI) Pressure Relief Valve *RACE*

    Original price $ 6,874.00 - Original price $ 6,874.00
    Original price
    $ 6,874.00
    $ 6,874.00 - $ 6,874.00
    Current price $ 6,874.00
  • Exergy Dodge Cummins 6.7L/Chevrolet Duramax LLY/LBZ/LMM 1800 Bar (26000 PSI) Pressure Relief Valve

    Exergy
    Original price $ 5,156.00 - Original price $ 5,156.00
    Original price
    $ 5,156.00
    $ 5,156.00 - $ 5,156.00
    Current price $ 5,156.00

    Exergy Dodge Cummins 6.7 / Chevy Duramax LLY/LBZ/LMM 1800 Bar (26 000 PSI) Pressure Relief Valve

    Original price $ 5,156.00 - Original price $ 5,156.00
    Original price
    $ 5,156.00
    $ 5,156.00 - $ 5,156.00
    Current price $ 5,156.00
  • Exergy Cummins 6.7L/Duramax LLY/LBZ/LMM 2400 Bar (34800 PSI) Pressure Relief Valve *RACE*

    Exergy
    Original price $ 6,444.00 - Original price $ 6,444.00
    Original price
    $ 6,444.00
    $ 6,444.00 - $ 6,444.00
    Current price $ 6,444.00

    Exergy Model E07 00016Exergy Cummins 6.7L/Duramax LLY/LBZ/LMM 2400 Bar (34800 PSI) Pressure Relief Valve *RACE*

    Original price $ 6,444.00 - Original price $ 6,444.00
    Original price
    $ 6,444.00
    $ 6,444.00 - $ 6,444.00
    Current price $ 6,444.00
  • Exergy Dodge Cummins 6.7L/Chevrolet Duramax LLY/LBZ/LMM 2000 Bar (29000 PSI) Pressure Relief Valve

    Exergy
    Original price $ 5,156.00 - Original price $ 5,156.00
    Original price
    $ 5,156.00
    $ 5,156.00 - $ 5,156.00
    Current price $ 5,156.00

    Exergy Model E07 00012Exergy Dodge Cummins 6.7L/Chevrolet Duramax LLY/LBZ/LMM 2000 Bar (29000 PSI) Pressure Relief Valve

    Original price $ 5,156.00 - Original price $ 5,156.00
    Original price
    $ 5,156.00
    $ 5,156.00 - $ 5,156.00
    Current price $ 5,156.00
  • Exergy Duramax CP3 Rear Outlet Fitting & Plug Kit

    Exergy
    Original price $ 1,375.00 - Original price $ 1,375.00
    Original price
    $ 1,375.00
    $ 1,375.00 - $ 1,375.00
    Current price $ 1,375.00

    Exergy Model 1-018-124 Exergy Duramax CP3 Rear Outlet Fitting and Plug Kit

    Original price $ 1,375.00 - Original price $ 1,375.00
    Original price
    $ 1,375.00
    $ 1,375.00 - $ 1,375.00
    Current price $ 1,375.00

Powerhouse Diesel