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LB7 Duramax Parts

Getting the most from your engine matters, especially when it’s a classic such as the LB7 Duramax. If your truck has one of these, you might be concerned about where to find everything you need to keep it in its best possible condition. Fortunately, Powerhouse Diesel has a huge selection of LB7 Duramax parts to help you boost its performance, extend its lifespan and ensure it remains in good working order for as long as possible.

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

    Titan Fuel Tanks
    Original price $1,399.00
    Original price $1,399.00 - Original price $1,399.00
    Original price $1,399.00
    Current price $1,329.05
    $1,329.05 - $1,329.05
    Current price $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...

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    Original price $1,399.00
    Original price $1,399.00 - Original price $1,399.00
    Original price $1,399.00
    Current price $1,329.05
    $1,329.05 - $1,329.05
    Current price $1,329.05
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  • Titan Fuel Tanks Universal 50 Gallon Travel Trekker Fuel System w/Electronic Controller/Pump System

    Titan Fuel Tanks
    Original price $1,429.00
    Original price $1,429.00 - Original price $1,429.00
    Original price $1,429.00
    Current price $1,357.55
    $1,357.55 - $1,357.55
    Current price $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...

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    Original price $1,429.00
    Original price $1,429.00 - Original price $1,429.00
    Original price $1,429.00
    Current price $1,357.55
    $1,357.55 - $1,357.55
    Current price $1,357.55
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  • Titan Fuel Tanks 01-10 GM 2500/3500 Duramax 30 Gallon Spare Tire Auxiliary Fuel System

    Titan Fuel Tanks
    Original price $1,699.00
    Original price $1,699.00 - Original price $1,699.00
    Original price $1,699.00
    Current price $1,614.05
    $1,614.05 - $1,614.05
    Current price $1,614.05

    TITAN's Spare Tire Auxiliary Fuel System (STAFS) puts an additional 30 gallons of fuel at your fingertips. In most cases this doubles the fuel capa...

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    Original price $1,699.00
    Original price $1,699.00 - Original price $1,699.00
    Original price $1,699.00
    Current price $1,614.05
    $1,614.05 - $1,614.05
    Current price $1,614.05
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  • Titan Fuel Tanks 01-04 GM 2500/3500 LB7 Auxiliary Tank Breather Kit

    Titan Fuel Tanks
    Original price $109.00
    Original price $109.00 - Original price $109.00
    Original price $109.00
    Current price $103.55
    $103.55 - $103.55
    Current price $103.55

    For Vehicles equipped with an LB7 Engine - Required for Spare Tire Auxiliary Fuel System installationThis Part Fits: Year Make Model Submodel 20...

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    Original price $109.00
    Original price $109.00 - Original price $109.00
    Original price $109.00
    Current price $103.55
    $103.55 - $103.55
    Current price $103.55
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  • Titan Fuel Tanks 01-04 GM 2500/3500 LB7 Adaption Kit

    Titan Fuel Tanks
    Original price $99.00
    Original price $99.00 - Original price $99.00
    Original price $99.00
    Current price $94.05
    $94.05 - $94.05
    Current price $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...

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    Original price $99.00
    Original price $99.00 - Original price $99.00
    Original price $99.00
    Current price $94.05
    $94.05 - $94.05
    Current price $94.05
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  • Titan Fuel Tanks 01-04 GM 2500/3500 LB7 (GEN6) Sending Unit Adaption Kit

    Titan Fuel Tanks
    Original price $99.00
    Original price $99.00 - Original price $99.00
    Original price $99.00
    Current price $94.05
    $94.05 - $94.05
    Current price $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 ...

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    Original price $99.00
    Original price $99.00 - Original price $99.00
    Original price $99.00
    Current price $94.05
    $94.05 - $94.05
    Current price $94.05
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  • GM Injector Hold Downs For 02-10 6.6L Duramax With ARP Bolts Industrial Injection

    Industrial Injection
    Original price $767.95
    Original price $767.95 - Original price $767.95
    Original price $767.95
    Current price $744.91
    $744.91 - $744.91
    Current price $744.91

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

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    Original price $767.95
    Original price $767.95 - Original price $767.95
    Original price $767.95
    Current price $744.91
    $744.91 - $744.91
    Current price $744.91
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  • GM Injector Return Line Kit For 2004.5-2010 Duramax Industrial Injection

    Industrial Injection
    Original price $28.56 - Original price $28.56
    Original price
    $28.56
    $28.56 - $28.56
    Current price $28.56

    Industrial Injection Model: RTF26410This kit includes the return adapters and o-rings, adapter retaining clips, and a length of return line hose su...

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    Original price $28.56 - Original price $28.56
    Original price
    $28.56
    $28.56 - $28.56
    Current price $28.56
  • GM Remanufactured Injector For 2004.5-2005 6.6L LLY Duramax Stock Industrial Injection

    Industrial Injection
    Original price $279.95
    Original price $279.95 - Original price $279.95
    Original price $279.95
    Current price $271.55
    $271.55 - $271.55
    Current price $271.55

    Industrial Injection Model: 0986435504SE-IISThe Industrial Injection Stock Reman Injectors are a perfect replacement injector for someone looking f...

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    Original price $279.95
    Original price $279.95 - Original price $279.95
    Original price $279.95
    Current price $271.55
    $271.55 - $271.55
    Current price $271.55
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  • Fleece Performance 01-13 GM Duramax 6.6L Duramax PowerFlo 750 CP3 (LBZ/LMM Based)

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,999.00
    $1,999.00 - $1,999.00
    Current price $1,999.00

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

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,999.00
    $1,999.00 - $1,999.00
    Current price $1,999.00
  • Fleece Performance 01-13 GM Duramax 6.6L Duramax CP3K (LBZ/LMM Based)

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,299.00
    $1,299.00 - $1,299.00
    Current price $1,299.00

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

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,299.00
    $1,299.00 - $1,299.00
    Current price $1,299.00
  • BD Diesel R900 12mm Stroker Performance CP3 2001-2010 6.6L Duramax LB7 LLY LBZ LMM

    BD Diesel
    Original price $2,496.78 - Original price $2,496.78
    Original price $2,496.78
    $2,627.00
    $2,627.00 - $2,627.00
    Current price $2,627.00

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

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    Original price $2,496.78 - Original price $2,496.78
    Original price $2,496.78
    $2,627.00
    $2,627.00 - $2,627.00
    Current price $2,627.00
  • BD Diesel Remanufactured Stock CP3 Injection Pump 2004.5-2005 LLY Duramax 6.6L

    BD Diesel
    Original price $823.48 - Original price $823.48
    Original price $823.48
    $866.95
    $866.95 - $866.95
    Current price $866.95

    BD Diesel Remanufactured Stock CP3 Injection Pump 2004.5-2005 LLY Duramax 6.6LThis Part Fits: Year Make Model Submodel 2004-2005 Chevrolet S...

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    Original price $823.48 - Original price $823.48
    Original price $823.48
    $866.95
    $866.95 - $866.95
    Current price $866.95
  • BD Diesel Flow-MaX Tank Sump Kit

    BD Diesel
    Original price $180.37 - Original price $180.37
    Original price $180.37
    $189.95
    $189.95 - $189.95
    Current price $189.95

    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-...

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    Original price $180.37 - Original price $180.37
    Original price $180.37
    $189.95
    $189.95 - $189.95
    Current price $189.95
  • BD Diesel Flow-MaX Monster 1/2" Line Kit

    BD Diesel
    Original price $166.79 - Original price $166.79
    Original price $166.79
    $175.95
    $175.95 - $175.95
    Current price $175.95

    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...

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    Original price $166.79 - Original price $166.79
    Original price $166.79
    $175.95
    $175.95 - $175.95
    Current price $175.95
  • BD Diesel 2004.5-2006 Chevy Duramax LLY Stock Performance Plus Injector (0986435504)

    BD Diesel
    Original price $347.21 - Original price $347.21
    Original price $347.21
    $365.95
    $365.95 - $365.95
    Current price $365.95

    BD Diesel's OE quality stock replacement 'Plus' injectors are assembled with the same exacting standards as our highest performance injectors, usin...

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    Original price $347.21 - Original price $347.21
    Original price $347.21
    $365.95
    $365.95 - $365.95
    Current price $365.95
  • BD Diesel 2004.5-2006 Chevy Duramax LLY Premium Performance Plus Injector (0986435504)

    BD Diesel
    Original price $418.99 - Original price $418.99
    Original price $418.99
    $440.95
    $440.95 - $440.95
    Current price $440.95

    BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered f...

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    Original price $418.99 - Original price $418.99
    Original price $418.99
    $440.95
    $440.95 - $440.95
    Current price $440.95
  • BD Diesel 2004.5-2006 Chevy/GMC Duramax LLY Premium Stock Injector (0986435504)

    BD Diesel
    Original price $387.95 - Original price $387.95
    Original price $387.95
    $408.95
    $408.95 - $408.95
    Current price $408.95

    BD-Built Stock Premium replacement injectors are assembled using Bosch procedures and fully calibrated and tested to ensure perfect operation. Buil...

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    Original price $387.95 - Original price $387.95
    Original price $387.95
    $408.95
    $408.95 - $408.95
    Current price $408.95
  • aFe Power DFS780 Series 01-10 GM Diesel Trucks V8-6.6L (td) Boost Activated

    aFe
    Original price $999.00 - Original price $999.00
    Original price
    $999.00
    $999.00 - $999.00
    Current price $999.00

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

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    Original price $999.00 - Original price $999.00
    Original price
    $999.00
    $999.00 - $999.00
    Current price $999.00
  • aFe Diesel Fuel Systems DFS780 Series 01-10 GM Diesel 6.6L V8 (Full Time Operation)

    aFe
    Original price $999.00 - Original price $999.00
    Original price
    $999.00
    $999.00 - $999.00
    Current price $999.00

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

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    Original price $999.00 - Original price $999.00
    Original price
    $999.00
    $999.00 - $999.00
    Current price $999.00
  • aFe DFS780 Fuel Pump Pro Series 01-16 GM Diesel Trucks V8 6.6L (td)

    aFe
    Original price $808.00 - Original price $808.00
    Original price
    $808.00
    $808.00 - $808.00
    Current price $808.00

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

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    Original price $808.00 - Original price $808.00
    Original price
    $808.00
    $808.00 - $808.00
    Current price $808.00
  • Yukon Gear Redline Synthetic Shock Proof Oil. 4 Quarts

    Yukon Gear & Axle
    Original price $134.89 - Original price $134.89
    Original price
    $134.89
    $134.89 - $134.89
    Current price $134.89

    Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.Installation InstructionsThis Part Fits: Year Make Model Submodel ...

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    Original price $134.89 - Original price $134.89
    Original price
    $134.89
    $134.89 - $134.89
    Current price $134.89
  • Yukon Gear Redline Synthetic Shock Proof Oil. 3 Quarts

    Yukon Gear & Axle
    Original price $93.89 - Original price $93.89
    Original price
    $93.89
    $93.89 - $93.89
    Current price $93.89

    Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.Installation InstructionsThis Part Fits: Year Make Model Submodel ...

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    Original price $93.89 - Original price $93.89
    Original price
    $93.89
    $93.89 - $93.89
    Current price $93.89
  • Yukon Gear Redline Synthetic Shock Proof Oil w/ Positraction Additive. 4 Quarts

    Yukon Gear & Axle
    Original price $136.89 - Original price $136.89
    Original price
    $136.89
    $136.89 - $136.89
    Current price $136.89

    Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection. This kit includes four quarts of oil and a bottle of Yukon Limited S...

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    Original price $136.89 - Original price $136.89
    Original price
    $136.89
    $136.89 - $136.89
    Current price $136.89

BUILT FOR PERFORMANCE

Developed out of a collaboration between General Motors and Isuzu, the Duramax LB7 is a first-generation diesel engine and the first to bear the name “Duramax.” It was designed to fit the HD range of GM pickup trucks, including the Chevy Silverado HD and GMC Sierra HD. Introduced in 2001, it saw production until its replacement with the LLY Duramax in 2004. Overall, it’s known as a reliable and strong diesel engine, which is why so many owners are willing to take the time to take care of them.

Here at Powerhouse Diesel, our inventory of LB7 duramax performance parts and accessories includes just about everything you could need. We have a huge range of options from many of the top manufacturers in the industry, including Fleece, Kryptonite,DDP and Rough Country. This is critical because when you’re trying to make improvements to how your engine performs, you need to have the highest-quality components. Without the best LB7 upgrades, there’s a good chance you’ll continue to have issues with your engine.

Our selection of LB7 duramax parts can help you no matter what you’re looking for from your truck. Whether you’re trying to boost efficiency, get more raw power or just need to perform routine maintenance, we have something to help you. Here you’ll find LB7 accessories and parts including:

  • Suspension parts
  • Turbochargers
  • Exhausts
  • Injectors
  • Intakes and cooling system parts
  • Injection pumps and lift pumps
  • And more

LET US SHOW YOU THE WAY

Our expertise and knowledge make us the best place to look for parts to upgrade your LB7 Duramax. When you shop with us, our experienced team can help you narrow down your search and find the components that are perfect for whatever result you want. We’ll answer your questions and show you all your options so you can get the most from your engine. If you’re ready to learn more about what we have in stock and what it can do for you, browse through our products or get in touch with us today.

Powerhouse Diesel