Skip to content
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay                    
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay                    

LB7 Duramax Parts

Parts for the LB7 Duramax (2001 to 2004).

Filters

  • responsive-image responsive-image Save 20% Save %

    aFe Bladerunner Intercoolers Tube Out 02-04 GM Diesel Trucks V8 6.6L (td) LB7

    aFe
    $335.00
    $335.00 - $335.00
    $335.00
    $268.00
    $268.00 - $268.00
    $268.00

    The Bladerunner charge pipes produce 20 hp and 63 lbs./ft/ torque and outflow the factory tubes by 45 percent. With the increased flow of this Char...

    View full details
    $335.00
    $335.00 - $335.00
    $335.00
    $268.00
    $268.00 - $268.00
    $268.00
    Save 20% Save %
  • responsive-image responsive-image Save 20% Save %

    aFe Bladerunner 3in Intercooler Hot Side Tube 01-04 GM Diesel Trucks V8 6.6L (td)

    aFe
    $403.75
    $403.75 - $403.75
    $403.75
    $323.00
    $323.00 - $323.00
    $323.00

    Fits: 2001 to 2004 Chevrolet Silverado 2500 HD; 2001 to 2004 Chevrolet Silverado 3500; 2001 to 2004 GMC Sierra 2500 HD; 2001 to 2004 GMC Sierra 350...

    View full details
    $403.75
    $403.75 - $403.75
    $403.75
    $323.00
    $323.00 - $323.00
    $323.00
    Save 20% Save %
  • responsive-image responsive-image Save 20% Save %

    aFe BladeRunner 3in Black Intercooler Cold Side Charge Pipe 01 GM Diesel Trucks 6.6L V8 (td)

    aFe
    $335.00
    $335.00 - $335.00
    $335.00
    $268.00
    $268.00 - $268.00
    $268.00

    Perfect Fit:This tube kit includes high quality, stainless steel, spring loaded T-bolt clamps and heavy-duty, 5-ply polyester reinforced silicone c...

    View full details
    $335.00
    $335.00 - $335.00
    $335.00
    $268.00
    $268.00 - $268.00
    $268.00
    Save 20% Save %
  • responsive-image responsive-image Save 20% Save %

    aFe BladeRunner 3in Black Intercooler Hot Cold Side Tubes Combo 02-04 GM Diesel Trucks 6.6L V8 (td)

    aFe
    $681.25
    $681.25 - $681.25
    $681.25
    $545.00
    $545.00 - $545.00
    $545.00

    Fits: 2001 to 2004 GMC Sierra 2500 HD; 2001 to 2004 GMC Sierra 3500; 2002 to 2004 Chevrolet Silverado 2500 HD; 2002 to 2004 Chevrolet Silverado 350...

    View full details
    $681.25
    $681.25 - $681.25
    $681.25
    $545.00
    $545.00 - $545.00
    $545.00
    Save 20% Save %
  • responsive-image responsive-image Save 5% Save %

    Titan Fuel Tanks Universal 40 Gallon Travel Trekker Fuel System w/Electronic Controller/Pump System

    Titan Fuel Tanks
    $1,399.00
    $1,399.00 - $1,399.00
    $1,399.00
    $1,329.05
    $1,329.05 - $1,329.05
    $1,329.05

    IIntroducing the new compact, Travel Trekker 40auxiliary fuel system! This innovative 40 gallon product works great with most any full-sized diesel...

    View full details
    $1,399.00
    $1,399.00 - $1,399.00
    $1,399.00
    $1,329.05
    $1,329.05 - $1,329.05
    $1,329.05
    Save 5% Save %
  • responsive-image responsive-image Save 5% Save %

    Titan Fuel Tanks Universal 50 Gallon Travel Trekker Fuel System w/Electronic Controller/Pump System

    Titan Fuel Tanks
    $1,429.00
    $1,429.00 - $1,429.00
    $1,429.00
    $1,357.55
    $1,357.55 - $1,357.55
    $1,357.55

    Now a new, better concept in auxiliary fuel systems: The TITAN Travel Trekker is made of our famous military grade, cross-linked polymer--- tougher...

    View full details
    $1,429.00
    $1,429.00 - $1,429.00
    $1,429.00
    $1,357.55
    $1,357.55 - $1,357.55
    $1,357.55
    Save 5% Save %
  • responsive-image responsive-image Save 5% Save %

    Titan Fuel Tanks 01-10 GM 2500/3500 Duramax 30 Gallon Spare Tire Auxiliary Fuel System

    Titan Fuel Tanks
    $1,699.00
    $1,699.00 - $1,699.00
    $1,699.00
    $1,614.05
    $1,614.05 - $1,614.05
    $1,614.05

    Add 30 gallons of fuel without giving up bed space. Titan's spare tire auxiliary fuel system mounts where the spare tire goes on 2001 to 2010 GM 25...

    View full details
    $1,699.00
    $1,699.00 - $1,699.00
    $1,699.00
    $1,614.05
    $1,614.05 - $1,614.05
    $1,614.05
    Save 5% Save %
  • responsive-image responsive-image Save 5% Save %

    Titan Fuel Tanks 01-04 GM 2500/3500 LB7 Auxiliary Tank Breather Kit

    Titan Fuel Tanks
    $109.00
    $109.00 - $109.00
    $109.00
    $103.55
    $103.55 - $103.55
    $103.55

    Fits: 2001 to 2004 Chevrolet Silverado 2500 HD; 2001 to 2004 Chevrolet Silverado 3500; 2001 to 2004 GMC Sierra 2500 HD; 2001 to 2004 GMC Sierra 350...

    View full details
    $109.00
    $109.00 - $109.00
    $109.00
    $103.55
    $103.55 - $103.55
    $103.55
    Save 5% Save %
  • responsive-image responsive-image Save 5% Save %

    Titan Fuel Tanks 01-04 GM 2500/3500 LB7 Adaption Kit

    Titan Fuel Tanks
    $99.00
    $99.00 - $99.00
    $99.00
    $94.05
    $94.05 - $94.05
    $94.05

    Required on all 2001 to 2003 General Motors trucks. On 2004 models it is required if the eighth character in the VIN is a 1. Kit needed for GM truc...

    View full details
    $99.00
    $99.00 - $99.00
    $99.00
    $94.05
    $94.05 - $94.05
    $94.05
    Save 5% Save %
  • responsive-image responsive-image Save 5% Save %

    Titan Fuel Tanks 01-04 GM 2500/3500 LB7 (GEN6) Sending Unit Adaption Kit

    Titan Fuel Tanks
    $99.00
    $99.00 - $99.00
    $99.00
    $94.05
    $94.05 - $94.05
    $94.05

    This KIT is only required for TITAN tanks with SKU# 7010201 and SKU# 7010201-S that are to be used for GM LB7 installations. (Please note, this KIT...

    View full details
    $99.00
    $99.00 - $99.00
    $99.00
    $94.05
    $94.05 - $94.05
    $94.05
    Save 5% Save %
  • responsive-image responsive-image Save 3% Save %

    GM Injector Hold Downs For 02-10 6.6L Duramax With ARP Bolts Industrial Injection

    Industrial Injection
    $767.95
    $767.95 - $767.95
    $767.95
    $744.91
    $744.91 - $744.91
    $744.91

    Industrial Injection Model: PDM-08382Billet Injector Hold Downs With Heavy Duty ARP Bolts. Industrial Injection Performance Diesel Machine Line of ...

    View full details
    $767.95
    $767.95 - $767.95
    $767.95
    $744.91
    $744.91 - $744.91
    $744.91
    Save 3% Save %
  • responsive-image responsive-image

    Fleece Performance 01-13 GM Duramax 6.6L Duramax PowerFlo 750 CP3 (LBZ/LMM Based)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $2,049.00
    $2,049.00 - $2,049.00
    $2,049.00

    Fleece Performance Model FPE-DMAX-CP3-10MMDesigned to eliminate the factory fuel flow restriction that begins at 3000 RPM;Correlates to lost horsep...

    View full details
    $0.00 - $0.00
    $0.00
    $2,049.00
    $2,049.00 - $2,049.00
    $2,049.00
  • responsive-image responsive-image

    Fleece Performance 01-13 GM Duramax 6.6L Duramax CP3K (LBZ/LMM Based)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,349.00
    $1,349.00 - $1,349.00
    $1,349.00

    Fleece Performance Model FPE-DMAX-CP3KDesigned to eliminate the factory fuel flow restriction that begins at 3000 RPM;Correlates to lost horsepower...

    View full details
    $0.00 - $0.00
    $0.00
    $1,349.00
    $1,349.00 - $1,349.00
    $1,349.00
  • responsive-image responsive-image

    BD Diesel R900 12mm Stroker Performance CP3 2001-2010 6.6L Duramax LB7 LLY LBZ LMM

    BD Diesel
    $2,496.78 - $2,496.78
    $2,496.78
    $2,547.95
    $2,547.95 - $2,547.95
    $2,547.95

    High flow capacity CP3 pump that drops into the stock location and provides enough fuel flow for up to 800 wheel horsepower applications. Engineere...

    View full details
    $2,496.78 - $2,496.78
    $2,496.78
    $2,547.95
    $2,547.95 - $2,547.95
    $2,547.95
    Select Options
  • responsive-image responsive-image

    BD Diesel Flow-MaX Tank Sump Kit

    BD Diesel
    $169.32 - $169.32
    $169.32
    $193.95
    $193.95 - $193.95
    $193.95

    Maximize the amount of usable fuel in your tank by accesing the supply from the bottom. No removal of the fuel tank is required - simply drill a 3-...

    View full details
    $169.32 - $169.32
    $169.32
    $193.95
    $193.95 - $193.95
    $193.95
  • responsive-image responsive-image

    BD Diesel Flow-MaX Monster 1/2" Line Kit

    BD Diesel
    $166.79 - $166.79
    $166.79
    $179.95
    $179.95 - $179.95
    $179.95

    Features Maximizes your fuel flow to the injection pump by removing the restrictive factory supply line and fitting 1/2" fuel line from lift p...

    View full details
    $166.79 - $166.79
    $166.79
    $179.95
    $179.95 - $179.95
    $179.95
  • responsive-image responsive-image Save 20% Save %

    aFe Power DFS780 Series 01-10 GM Diesel Trucks V8-6.6L (td) Boost Activated

    aFe
    $1,250.00
    $1,250.00 - $1,250.00
    $1,250.00
    $1,000.00
    $1,000.00 - $1,000.00
    $1,000.00

    The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe'...

    View full details
    $1,250.00
    $1,250.00 - $1,250.00
    $1,250.00
    $1,000.00
    $1,000.00 - $1,000.00
    $1,000.00
    Save 20% Save %
  • responsive-image responsive-image Save 20% Save %

    aFe Diesel Fuel Systems DFS780 Series 01-10 GM Diesel 6.6L V8 (Full Time Operation)

    aFe
    $1,250.00
    $1,250.00 - $1,250.00
    $1,250.00
    $1,000.00
    $1,000.00 - $1,000.00
    $1,000.00

    The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe'...

    View full details
    $1,250.00
    $1,250.00 - $1,250.00
    $1,250.00
    $1,000.00
    $1,000.00 - $1,000.00
    $1,000.00
    Save 20% Save %
  • responsive-image responsive-image Save 20% Save %

    aFe DFS780 Fuel Pump Pro Series 01-16 GM Diesel Trucks V8 6.6L (td)

    aFe
    $1,010.00
    $1,010.00 - $1,010.00
    $1,010.00
    $808.00
    $808.00 - $808.00
    $808.00

    Billet 6061-T6 Aluminum Manifold: Eliminates porosity concerns with cast aluminum. Contoured CNC Machining Of Manifold Passages: Enhances flow thro...

    View full details
    $1,010.00
    $1,010.00 - $1,010.00
    $1,010.00
    $808.00
    $808.00 - $808.00
    $808.00
    Save 20% Save %
  • responsive-image responsive-image

    Yukon Gear Redline Synthetic Shock Proof Oil w/ Positraction Additive. 3 Quarts

    Yukon Gear & Axle
    $112.89 - $112.89
    $112.89
    $112.89 - $112.89
    $112.89

    Fits: 36 vehicle models, including 1980 to 2002, 2010 to 2018 Chevrolet Camaro; 1985 to 2005 Chevrolet Astro; 1987 to 2005 Chevrolet Blazer. See th...

    View full details
    $112.89 - $112.89
    $112.89
    $112.89 - $112.89
    $112.89
  • responsive-image responsive-image

    Yukon Gear 3 Qt. Penzoil 80W90 Conventional Gear Oil

    Yukon Gear & Axle
    $39.89 - $39.89
    $39.89
    $39.89 - $39.89
    $39.89

    Fits: 36 vehicle models, including 1980 to 2002, 2010 to 2018 Chevrolet Camaro; 1985 to 2005 Chevrolet Astro; 1987 to 2005 Chevrolet Blazer. See th...

    View full details
    $39.89 - $39.89
    $39.89
    $39.89 - $39.89
    $39.89
  • responsive-image responsive-image

    Yukon Gear 3 Qt. 80W90 Conventional Gear Oil w/Posi Additive

    Yukon Gear & Axle
    $49.89 - $49.89
    $49.89
    $49.89 - $49.89
    $49.89

    Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials. This kit includes three quarts of oil ...

    View full details
    $49.89 - $49.89
    $49.89
    $49.89 - $49.89
    $49.89
  • responsive-image responsive-image

    WeatherTech No Drill MudFlaps Black for 2007 Chevy Silverado Classic

    WeatherTech
    $103.95 - $103.95
    $103.95
    $103.95 - $103.95
    $103.95

    Introducing the WeatherTech ® DigitalFit ® No-Drill MudFlap! From the creators of the revolutionary FloorLiner™ comes the most startling advancemen...

    View full details
    $103.95 - $103.95
    $103.95
    $103.95 - $103.95
    $103.95
  • responsive-image responsive-image

    WeatherTech LampGard for 2003 to 2006 Chevrolet Silverado

    WeatherTech
    $73.95 - $73.95
    $73.95
    $73.95 - $73.95
    $73.95

    Protect your expensive headlamps, before it is too late! Introducing LampGard, an incredibly tough 40 mil. thick, double-polished urethane material...

    View full details
    $73.95 - $73.95
    $73.95
    $73.95 - $73.95
    $73.95

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.