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LLY Duramax Fuel System

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  • FASS DMAX Flow Enhancer Lift Pump, 2001 to 2010 Chevy and GMC Duramax 6.6 FASS DMAX Flow Enhancer Lift Pump, 2001 to 2010 Chevy and GMC Duramax 6.6 Save 5% Save %

    FASS DMAX Flow Enhancer Lift Pump | 2001 to 2010 Chevy and GMC Duramax 6.6 | DMAX7001

    FASS Fuel Systems
    $483.16
    $483.16 - $483.16
    $483.16
    $459.00
    $459.00 - $459.00
    $459.00

    The FASS DMAX7001 Flow Enhancer is a budget lift pump for the 2001 to 2010 Chevy and GMC 6.6L Duramax. These trucks have no lift pump from the fact...

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    $483.16
    $483.16 - $483.16
    $483.16
    $459.00
    $459.00 - $459.00
    $459.00
    Save 5% Save %
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    Industrial Injection 04.5-05 LLY Duramax Stock CP3 Injection Pump

    Industrial Injection
    $925.10 - $925.10
    $925.10
    $925.10 - $925.10
    $925.10

    Fits: 2004 to 2005 Chevrolet Silverado 2500 HD; 2004 to 2005 GMC Sierra 2500 HD. Questions on fitment? Call our shop at 865 640 2097 and talk to a ...

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    $925.10 - $925.10
    $925.10
    $925.10 - $925.10
    $925.10
  • S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW. S&S Diesel Motorsport Duramax 12mm CP3 High Speed WITH SP300.

    S&S 14mm High Speed CP3 Pump with SP3000 Supply Pump | 2001 to 2010 Duramax

    S&S
    $4,035.00 - $4,035.00
    $4,035.00
    $4,035.00 - $4,035.00
    $4,035.00

    An S&S 14mm High Speed CP3 injection pump for the 2001 to 2010 Duramax, with the SP3000 mechanical supply pump. The 14mm stroke gives it 1,850 ...

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    $4,035.00 - $4,035.00
    $4,035.00
    $4,035.00 - $4,035.00
    $4,035.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW.

    S&S 14mm High Speed CP3 Pump | 2001 to 2010 Duramax

    S&S
    $3,035.00 - $3,035.00
    $3,035.00
    $3,035.00 - $3,035.00
    $3,035.00

    An S&S 14mm High Speed CP3 injection pump for the 2001 to 2010 Duramax. The 14mm stroke gives it 1,850 mm3 of displacement per revolution, the ...

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    $3,035.00 - $3,035.00
    $3,035.00
    $3,035.00 - $3,035.00
    $3,035.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 14mm CP3 (1,850 mm3 /rev displacement) - New.

    S&S 14mm CP3 Pump | 2001 to 2010 Duramax

    S&S
    $2,934.00 - $2,934.00
    $2,934.00
    $2,934.00 - $2,934.00
    $2,934.00

    An S&S 14mm CP3 injection pump for the 2001 to 2010 Duramax. The 14mm stroke gives it 1,850 mm3 of displacement per revolution. S&S builds ...

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    $2,934.00 - $2,934.00
    $2,934.00
    $2,934.00 - $2,934.00
    $2,934.00
  • S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW. S&S Diesel Motorsport Duramax 12mm CP3 High Speed WITH SP300.

    S&S 12mm High Speed CP3 Pump with SP3000 Supply Pump | 2001 to 2010 Duramax

    S&S
    $3,742.00 - $3,742.00
    $3,742.00
    $3,742.00 - $3,742.00
    $3,742.00

    An S&S 12mm High Speed CP3 injection pump for the 2001 to 2010 Duramax, with the SP3000 mechanical supply pump. The 12mm stroke gives it 1,590 ...

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    $3,742.00 - $3,742.00
    $3,742.00
    $3,742.00 - $3,742.00
    $3,742.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New.

    S&S 10mm CP3 Pump | 2001 to 2010 Duramax

    S&S
    $2,143.00 - $2,143.00
    $2,143.00
    $2,143.00 - $2,143.00
    $2,143.00

    An S&S 10mm CP3 injection pump for the 2001 to 2010 Duramax. The 10mm stroke gives it 1,325 mm3 of displacement per revolution. S&S builds ...

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    $2,143.00 - $2,143.00
    $2,143.00
    $2,143.00 - $2,143.00
    $2,143.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW.

    S&S 10mm High Speed CP3 Pump | 2001 to 2010 Duramax

    S&S
    $2,344.00 - $2,344.00
    $2,344.00
    $2,344.00 - $2,344.00
    $2,344.00

    An S&S 10mm High Speed CP3 injection pump for the 2001 to 2010 Duramax. The 10mm stroke gives it 1,325 mm3 of displacement per revolution. The ...

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    $2,344.00 - $2,344.00
    $2,344.00
    $2,344.00 - $2,344.00
    $2,344.00
  • S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L. S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L.

    S&S CP3 Metering Unit (FCA) | LLY Duramax

    S&S
    $216.00 - $216.00
    $216.00
    $216.00 - $216.00
    $216.00

    The metering unit for the CP3 on the LLY Duramax, from S&S. You will also hear it called the FCA, fuel control actuator or MPROP. It controls h...

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    $216.00 - $216.00
    $216.00
    $216.00 - $216.00
    $216.00
  • S&S Diesel Motorsport DMAX Injector Return Leak Fitting Clip - LLY/LBZ/LMM. S&S Diesel Motorsport DMAX Injector Return Leak Fitting Clip - LLY/LBZ/LMM.

    S&S Injector Return Fitting Clip | LLY, LBZ, LMM Duramax

    S&S
    $7.00 - $7.00
    $7.00
    $7.00 - $7.00
    $7.00

    The clip that holds the injector return fitting in place on the LLY, LBZ and LMM Duramax, from S&S. They bend and get lost every time the retur...

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    $7.00 - $7.00
    $7.00
    $7.00 - $7.00
    $7.00
  • S&S Diesel Motorsport Rail Cap - M14x1.5 - LB7/LLY/5.9C/6.7F. S&S Diesel Motorsport Rail Cap - M14x1.5 - LB7/LLY/5.9C/6.7F.

    S&S Rail Cap, M14x1.5 | LB7, LLY, 5.9 Cummins, 6.7 Powerstroke

    S&S
    $30.00 - $30.00
    $30.00
    $30.00 - $30.00
    $30.00

    An S&S cap for an unused M14x1.5 port on the fuel rail. Use it to close off a rail port you are not running a line to. Thread: M14x1.5. Fits...

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    $30.00 - $30.00
    $30.00
    $30.00 - $30.00
    $30.00
  • S&S Diesel Motorsport LLY Rail - RH Side (w/ sensor). S&S Diesel Motorsport LLY Rail - RH Side (w/ sensor).

    S&S Fuel Rail with Sensor, Right Side | LLY Duramax

    S&S
    $288.00 - $288.00
    $288.00
    $288.00 - $288.00
    $288.00

    An S&S right side (RH) fuel rail for the LLY Duramax, with the rail pressure sensor. Fits: 2004.5 to 2005 LLY Duramax, right side. Part numb...

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    $288.00 - $288.00
    $288.00
    $288.00 - $288.00
    $288.00
  • S&S Diesel Motorsport LLY Rail - LH Side. S&S Diesel Motorsport LLY Rail - LH Side.

    S&S Fuel Rail, Left Side | LLY Duramax

    S&S
    $288.00 - $288.00
    $288.00
    $288.00 - $288.00
    $288.00

    An S&S left side (LH) fuel rail for the LLY Duramax. Fits: 2004.5 to 2005 LLY Duramax, left side. Part number: RAIL-LLY-LH Questions on fitm...

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    $288.00 - $288.00
    $288.00
    $288.00 - $288.00
    $288.00
  • S&S Diesel Motorsport DBV4 Single Stage Relief Valve Innternal Return LLY/LBZ/LMM, 6.7 Style - 2700bar. S&S Diesel Motorsport DBV4 Single Stage Relief Valve Innternal Return LLY/LBZ/LMM, 6.7 Style - 2700bar.

    S&S DBV4 Single Stage Relief Valve, Internal Return, 2400 Bar | LLY, LBZ, LMM

    S&S
    $312.00 - $312.00
    $312.00
    $312.00 - $312.00
    $312.00

    An S&S DBV4 single stage relief valve with internal return, set at 2400 bar. It is the internal return style used on the LLY, LBZ and LMM Duram...

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    $312.00 - $312.00
    $312.00
    $312.00 - $312.00
    $312.00
  • S&S Diesel Motorsport DBV4 Single Stage Relief Valve Innternal Return LLY/LBZ/LMM, 6.7 Style - 2700bar. S&S Diesel Motorsport DBV4 Single Stage Relief Valve Innternal Return LLY/LBZ/LMM, 6.7 Style - 2700bar.

    S&S DBV4 2 Stage Relief Valve, Internal Return, 1800 Bar | Stock LLY Duramax

    S&S
    $234.00 - $234.00
    $234.00
    $234.00 - $234.00
    $234.00

    A stock replacement rail pressure relief valve from S&S for the LLY Duramax, set at 1800 bar. It is a DBV4 2 stage valve with internal return, ...

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    $234.00 - $234.00
    $234.00
    $234.00 - $234.00
    $234.00
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    S&S Injector Seal Kit | LLY, LBZ and LMM Duramax

    S&S
    $7.00 - $7.00
    $7.00
    $7.00 - $7.00
    $7.00

    An S&S injector seal kit for the LLY, LBZ and LMM Duramax. Put new seals in every time an injector comes out. A reused combustion seal can leak...

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    $7.00 - $7.00
    $7.00
    $7.00 - $7.00
    $7.00
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    S&S SAC Nozzle Set, 30% to 100% Over | 2004.5 to 2005 LLY Duramax

    S&S
    $1,064.00 - $1,617.00
    $1,064.00
    $1,064.00 - $1,617.00
    $1,064.00

    A set of 8 S&S SAC nozzles for 2004.5 to 2005 LLY Duramax injectors, in 30, 45, 60, 80 and 100% over stock. Nozzles are how you add fuel when y...

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    $1,064.00 - $1,617.00
    $1,064.00
    $1,064.00 - $1,617.00
    $1,064.00
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    GM Extrude Honed Dragonfly Injection Nozzle For 2004.5-2005 LLY Duramax 24 LPM Industrial Injection

    Industrial Injection
    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41

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

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    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41
    Save 3% Save %
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    GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 42 LPM Industrial Injection

    Industrial Injection
    $158.95
    $158.95 - $158.95
    $158.95
    $154.18
    $154.18 - $154.18
    $154.18

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

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    $158.95
    $158.95 - $158.95
    $158.95
    $154.18
    $154.18 - $154.18
    $154.18
    Save 3% Save %
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    GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 37 LPM Industrial Injection

    Industrial Injection
    $158.95
    $158.95 - $158.95
    $158.95
    $154.18
    $154.18 - $154.18
    $154.18

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

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    $158.95
    $158.95 - $158.95
    $158.95
    $154.18
    $154.18 - $154.18
    $154.18
    Save 3% Save %
  • responsive-image responsive-image Save 3% Save %

    GM Extrude Honed Nozzle For 2004.5-05 6.6L LLY Duramax 32 LPM Industrial Injection

    Industrial Injection
    $158.95
    $158.95 - $158.95
    $158.95
    $154.18
    $154.18 - $154.18
    $154.18

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

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    $158.95
    $158.95 - $158.95
    $158.95
    $154.18
    $154.18 - $154.18
    $154.18
    Save 3% Save %
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    GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 29 LPM Industrial Injection

    Industrial Injection
    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41

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

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    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41
    Save 3% Save %
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    GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 27 LPM Industrial Injection

    Industrial Injection
    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41

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

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    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41
    Save 3% Save %
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    GM Extrude Honed Injection Nozzle For 2004.5-05 6.6L LLY Duramax 25 LPM Industrial Injection

    Industrial Injection
    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41

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

    View full details
    $117.95
    $117.95 - $117.95
    $117.95
    $114.41
    $114.41 - $114.41
    $114.41
    Save 3% Save %

LLY Duramax fuel system for 2004.5 to 2005 Chevy Silverado HD and GMC Sierra HD trucks.

The LLY uses a Bosch CP3 pump. A lift pump and better filtration protect the pump and injectors, especially on higher mileage trucks.

Related: LLY fuel injectors, LLY tuning, LLY engine parts. Browse all LLY Duramax parts.

Not sure what fits? Send us your VIN and we will match the right part.