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LB7 Duramax Parts

Parts for the LB7 Duramax (2001 to 2004).

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    DDP Duramax 01-04 LB7 Reman Injector Set - 100 (60% Over)

    DDP
    $0.00 - $0.00
    $0.00
    $3,610.00
    $3,610.00 - $3,610.00
    $3,610.00

    DDP Model DDPLB7-100Duramax 01-04 LB7 Injector Set: Remanufactured injector set flowing at 60 percent over, capable of 750-800 RWHP. Modified or Du...

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    $0.00 - $0.00
    $0.00
    $3,610.00
    $3,610.00 - $3,610.00
    $3,610.00
    Select Options
  • AirDog Raptor 4G Lift Pump, 150 GPH for 2001 to 2010 Chevy and GMC Duramax 6.6 AirDog Raptor 4G Lift Pump, 150 GPH for 2001 to 2010 Chevy and GMC Duramax 6.6 Save 3% Save %

    AirDog Raptor 4G Lift Pump, 150 GPH, Pump Only | 2001 to 2010 Chevy and GMC Duramax 6.6 | RP-4G-150

    AirDog
    $517.00
    $517.00 - $517.00
    $517.00
    $502.00
    $502.00 - $502.00
    $502.00

    The AirDog Raptor RP-4G-150 is a 150 GPH frame mounted lift pump for the 2001 to 2010 Chevy and GMC Duramax 6.6. These trucks have no lift pump fro...

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    $517.00
    $517.00 - $517.00
    $517.00
    $502.00
    $502.00 - $502.00
    $502.00
    Save 3% Save %
  • AirDog Raptor RP-4G-100 kit contents AirDog Raptor RP-4G-100 lift pump Save 3% Save %

    AirDog Raptor 4G Lift Pump, 100 GPH, Pump Only | 2001 to 2010 Chevy and GMC Duramax 6.6 | RP-4G-100

    AirDog
    $506.00
    $506.00 - $506.00
    $506.00
    $491.00
    $491.00 - $491.00
    $491.00

    The AirDog Raptor RP-4G-100 is a 100 GPH frame mounted lift pump for the 2001 to 2010 Chevy and GMC Duramax 6.6. These trucks have no lift pump fro...

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    $506.00
    $506.00 - $506.00
    $506.00
    $491.00
    $491.00 - $491.00
    $491.00
    Save 3% Save %
  • AirDog II 5G Lift Pump, 220 GPH for 2001 to 2010 Chevy and GMC Duramax 6.6 AirDog II 5G Lift Pump, 220 GPH for 2001 to 2010 Chevy and GMC Duramax 6.6 Save 3% Save %

    AirDog II 5G Lift Pump, 220 GPH | 2001 to 2010 Chevy and GMC Duramax 6.6 | DF-220-5G

    AirDog
    $929.00
    $929.00 - $929.00
    $929.00
    $902.00
    $902.00 - $902.00
    $902.00

    The AirDog II 5G DF-220-5G is a 220 GPH lift pump with a water separator, fuel filter and air separation in one unit for the 2001 to 2010 Chevy and...

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    $929.00
    $929.00 - $929.00
    $929.00
    $902.00
    $902.00 - $902.00
    $902.00
    Save 3% Save %
  • AirDog II 5G Lift Pump, 100 GPH for 2001 to 2010 Chevy and GMC Duramax 6.6 AirDog II 5G Lift Pump, 100 GPH for 2001 to 2010 Chevy and GMC Duramax 6.6 Save 3% Save %

    AirDog II 5G Lift Pump, 100 GPH | 2001 to 2010 Chevy and GMC Duramax 6.6 | DF-100-5G

    AirDog
    $869.00
    $869.00 - $869.00
    $869.00
    $844.00
    $844.00 - $844.00
    $844.00

    The AirDog II 5G DF-100-5G is a 100 GPH lift pump with a water separator, fuel filter and air separation in one unit for the 2001 to 2010 Chevy and...

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    $869.00
    $869.00 - $869.00
    $869.00
    $844.00
    $844.00 - $844.00
    $844.00
    Save 3% Save %
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    Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 R1 20% Over Injector

    Industrial Injection
    $374.95
    $374.95 - $374.95
    $374.95
    $363.70
    $363.70 - $363.70
    $363.70

    Industrial Injection Model: 0986435502-R1 Performance LB7 Duramax Injector- PRICED EACH NOTE: Fuel Lines MUST be replaced to retain warranty! Indu...

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    $374.95
    $374.95 - $374.95
    $374.95
    $363.70
    $363.70 - $363.70
    $363.70
    Save 3% Save %
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    Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 Dragon Fly 15% Over Injector

    Industrial Injection
    $374.95
    $374.95 - $374.95
    $374.95
    $363.70
    $363.70 - $363.70
    $363.70

    Industrial Injection Model: 0986435502DFLY Performance LB7 Duramax Injector- PRICED EACH NOTE: Fuel Lines MUST be replaced to retain warranty! Ind...

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    $374.95
    $374.95 - $374.95
    $374.95
    $363.70
    $363.70 - $363.70
    $363.70
    Save 3% Save %
    Select Options
  • FASS Signature Series Adjustable Fuel Pump, 290 GPH, 2001 to 2016 Chevy and GMC Duramax 6.6 FASS Signature Series Adjustable Fuel Pump, 290 GPH, 2001 to 2016 Chevy and GMC Duramax 6.6 Save 5% Save %

    FASS Signature Series Adjustable Fuel Pump, 290 GPH | 2001 to 2016 Chevy and GMC Duramax 6.6 | FASC09290G

    FASS Fuel Systems
    $848.42
    $848.42 - $848.42
    $848.42
    $806.00
    $806.00 - $806.00
    $806.00

    The FASS Signature Series Adjustable FASC09290G is a 290 GPH lift pump with adjustable fuel pressure for the 2001 to 2016 Chevy and GMC Duramax 6.6...

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    $848.42
    $848.42 - $848.42
    $848.42
    $806.00
    $806.00 - $806.00
    $806.00
    Save 5% Save %
  • FASS TSC10250G fuel system FASS TSC10250G fuel system Save 5% Save %

    FASS Titanium Signature Series Fuel System, 250 GPH | 2001 to 2010 Chevy and GMC Duramax 6.6 | TSC10250G

    FASS Fuel Systems
    $867.37
    $867.37 - $867.37
    $867.37
    $824.00
    $824.00 - $824.00
    $824.00

    The FASS Titanium Signature Series TSC10250G is a 250 GPH fuel system with a water separator, 2 micron filter and air and vapor separation for the ...

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    $867.37
    $867.37 - $867.37
    $867.37
    $824.00
    $824.00 - $824.00
    $824.00
    Save 5% Save %
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    Kit109 - Chevy/GMC Super Hd Tie Rod Assembly - Apex Design (2) Tr104

    APEX
    $0.00 - $0.00
    $0.00
    $260.00
    $260.00 - $260.00
    $260.00

    APEX Model KIT109 What It Fits: Chevrolet Avalanche 2500 (2002-2006) 2WD or 4WDChevrolet Silverado 1500 HD (2001-2006) 2WD or 4WDChevrolet Si...

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    $0.00 - $0.00
    $0.00
    $260.00
    $260.00 - $260.00
    $260.00
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    TR133 - Chevy/GMC Inner Tie Rod End

    APEX
    $0.00 - $0.00
    $0.00
    $32.00
    $32.00 - $32.00
    $32.00

    APEX Model TR133 What It Fits: Cadillac Escalade (2002-2006) 2WD or 4WDCadillac Escalade ESV (2003-2006) 2WD or 4WDCadillac Escalade EXT (200...

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    $0.00 - $0.00
    $0.00
    $32.00
    $32.00 - $32.00
    $32.00
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    TR104 - Chevy/GMC Tie Rod End, Inner & Outer - Apex Super HD Design

    APEX
    $0.00 - $0.00
    $0.00
    $130.00
    $130.00 - $130.00
    $130.00

    APEX Model TR104 What It Fits:Chevrolet Avalanche 2500 (2002-2006) 2WD or 4WDChevrolet Silverado 1500 HD (2001-2006) 2WD or 4WDChevrolet Silverad...

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    $0.00 - $0.00
    $0.00
    $130.00
    $130.00 - $130.00
    $130.00
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    KIT105 - Chevy/GMCSuper HD Ball Joint Kit - (2) Bj143, (2) Bj144

    APEX
    $0.00 - $0.00
    $0.00
    $260.00
    $260.00 - $260.00
    $260.00

    Apex Chassis Model KIT105 What It Fits: Chevrolet Avalanche 2500 (2002-2006) 2WD or 4WDChevrolet Silverado 1500 HD (2001-2006) 2WD or 4WDC...

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    $0.00 - $0.00
    $0.00
    $260.00
    $260.00 - $260.00
    $260.00
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    IA102 - Chevy/GMC HD Idler Arm

    APEX
    $0.00 - $0.00
    $0.00
    $40.00
    $40.00 - $40.00
    $40.00

    APEX Model IA102 What It Fits: Cadillac Escalade (1999-2000) 2WD or 4WDChevrolet Blazer (1993-1994) 2WD or 4WDChevrolet C1500 (1993-1999) 2WD...

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    $0.00 - $0.00
    $0.00
    $40.00
    $40.00 - $40.00
    $40.00
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    DC2.125-B- Standard Stabilizer Clamp, Black, 2.125 Inch ID

    APEX
    $0.00 - $0.00
    $0.00
    $110.00
    $110.00 - $110.00
    $110.00

    APEX Model DC2.125-B The Apex Chassis Heavy Duty Steering Stabilizer Clamp is designed for mounting your stabilizer to the tie rod or drag l...

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    $0.00 - $0.00
    $0.00
    $110.00
    $110.00 - $110.00
    $110.00
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    DC1.5-Z - Standard Stabilizer Clamp, Zinc, 1.5 Inch ID

    APEX
    $0.00 - $0.00
    $0.00
    $90.00
    $90.00 - $90.00
    $90.00

    APEX Model DC1.5-Z This fits our 1.5 Inch Tie Rods - for all model steering stabilizers that use an OE style mounting system with 1/2” bolt. Stabi...

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    $0.00 - $0.00
    $0.00
    $90.00
    $90.00 - $90.00
    $90.00
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    DC1.5-B - Standard Stabilizer Clamp, Black, 1.5 Inch ID

    APEX
    $0.00 - $0.00
    $0.00
    $90.00
    $90.00 - $90.00
    $90.00

    APEX Model DC1.5-B DC1.5-B - Stabilizer Clamp, Black Universal - Includes hardware for Fox ATS, Standard, Falcon Application: Various - 1.5" Tie...

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    $0.00 - $0.00
    $0.00
    $90.00
    $90.00 - $90.00
    $90.00
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    DC1.75-B - Standard Stabilizer Clamp, Black, 1.75 Inch ID

    APEX
    $0.00 - $0.00
    $0.00
    $90.00
    $90.00 - $90.00
    $90.00

    APEX Model DC1.75-B This fits our 1.75 Inch Tie Rods - for all model steering stabilizers that use an OE style mounting system with 1/2” bolt. Sta...

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    $0.00 - $0.00
    $0.00
    $90.00
    $90.00 - $90.00
    $90.00
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    2872 (3 Turns): 1999-2007 Chevrolet or GMC Pickup Trucks, Suburban's, or Yukon's Steering Gear

    Redhead
    $456.00 - $456.00
    $456.00
    $456.00 - $456.00
    $456.00

    Redhead Model 2872 (3 Turns)Part Number Fits: 1999-2007 Chevrolet or GMC Pickup Trucks, Suburbans, or YukonsThis Steering Gear Box is available in...

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    $456.00 - $456.00
    $456.00
    $456.00 - $456.00
    $456.00
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    Schaeffer's 0708 Supreme™ 7000 Synthetic Plus Racing Oil 15W-40

    Schaeffer's
    $301.40 - $367.14
    $301.40
    $301.40 - $367.14
    $301.40

    0708 Supreme 7000™ Synthetic Plus™ Racing Oil 15W-40 is a premium quality, high zinc, multi-grade para-synthetic engine oil that is formulated to r...

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    $301.40 - $367.14
    $301.40
    $301.40 - $367.14
    $301.40
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    0722 SynShield® Ultra Performance 10W-30

    Schaeffer's
    $170.64 - $316.08
    $170.64
    $170.64 - $316.08
    $170.64

    0722 SynShield® Ultra Performance 10W-30 Diesel Engine Oil is a premium performance, synthetic plus, heavy-duty diesel engine oil formulated to pro...

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    $170.64 - $316.08
    $170.64
    $170.64 - $316.08
    $170.64
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    Body Mount Kit For 2001-2005 Chevy / GMC 1500, 2500, 3500 Standard Cab

    S&B
    $449.00 - $449.00
    $449.00
    $449.00 - $449.00
    $449.00

    S&B Model 81-2000These bushings offer great vibration isolation and will not crack or breakdown like the OEM foam or rubber bushings. Also come...

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    $449.00 - $449.00
    $449.00
    $449.00 - $449.00
    $449.00
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    Fox 2.0 Performance Series (single) Front Shock For 2001 to 2010 Chevy/GMC 1500HD/2500HD/3500HD Trucks & Suvs

    Kryptonite
    $239.95 - $239.95
    $239.95
    $239.95 - $239.95
    $239.95

    Part# KRS663 Sold Individually Fits; 2001–2010 Chevrolet & GMC 1500HD / 2500 / 2500HD / 3500 / 3500HD (2WD/4WD), 2001–2013 Chevy & GMC 2500...

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    $239.95 - $239.95
    $239.95
    $239.95 - $239.95
    $239.95
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    Fox 2.0 Performance Series (single) Rear Shock For 2001 to 2025 Chevy/GMC 2500HD/3500HD

    Kryptonite
    $239.95 - $239.95
    $239.95
    $239.95 - $239.95
    $239.95

    Part# KRS664 Sold Individually Fits; 2001–2025 Chevrolet/GMC 2500HD & 3500HD Trucks Description: The Fox 2.0 Performance Series Rear Shock is e...

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    $239.95 - $239.95
    $239.95
    $239.95 - $239.95
    $239.95

The LB7 is the original 6.6L Duramax, built by GM and Isuzu for 2001 to 2004 Chevy Silverado HD and GMC Sierra HD trucks. It has a cast iron block, aluminum heads, a Bosch CP3 pump and no DPF or EGR, which makes it a favorite for high mileage reliability and tuning.

Shop LB7 Duramax Parts by Category

Not sure what fits? Send us your VIN or call 865.640.2097 and we will match the right part.

LB7 Duramax FAQ

What is the LB7 known for?

A strong bottom end and no emissions equipment, which makes it popular for tuning and long term reliability.

What are common LB7 problems?

Injector failure is the most common issue, often from fuel contamination. Keeping fuel filtration in good shape helps prevent it.