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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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  • Gm Injector Screw In Cups For 2001-2004.5 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    Original price $ 18,327.00
    Original price $ 18,327.00 - Original price $ 18,327.00
    Original price $ 18,327.00
    Current price $ 17,777.00
    $ 17,777.00 - $ 17,777.00
    Current price $ 17,777.00

    Industrial Injection Model: PDM-07020The factory injector cups are known for leaking, pitting and seizing themselves to the injectors in your LB7. ...

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    Original price $ 18,327.00
    Original price $ 18,327.00 - Original price $ 18,327.00
    Original price $ 18,327.00
    Current price $ 17,777.00
    $ 17,777.00 - $ 17,777.00
    Current price $ 17,777.00
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  • GM Injector Hold Downs For 01-04 LB7 Duramax Billet With ARP Bolts Industrial Injection

    Industrial Injection
    Original price $ 14,481.00
    Original price $ 14,481.00 - Original price $ 14,481.00
    Original price $ 14,481.00
    Current price $ 14,046.00
    $ 14,046.00 - $ 14,046.00
    Current price $ 14,046.00

    Industrial Injection Model: PDM-083772001-04 LB7 Billet Injector Hold Downs w/Arp Bolts And Install HardwareNew addition to the Industrial Injectio...

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    Original price $ 14,481.00
    Original price $ 14,481.00 - Original price $ 14,481.00
    Original price $ 14,481.00
    Current price $ 14,046.00
    $ 14,046.00 - $ 14,046.00
    Current price $ 14,046.00
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  • Gm Injector Screw In Cups For 2001-2004.5 6.6L LB7 Duramax Includes Install Tool and Hardware Industrial Injection

    Industrial Injection
    Original price $ 26,529.00
    Original price $ 26,529.00 - Original price $ 26,529.00
    Original price $ 26,529.00
    Current price $ 25,733.00
    $ 25,733.00 - $ 25,733.00
    Current price $ 25,733.00

    Industrial Injection Model: PDM-07021KThe factory injector cups are known for leaking, pitting and seizing themselves to the injectors in your LB7....

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    Original price $ 26,529.00
    Original price $ 26,529.00 - Original price $ 26,529.00
    Original price $ 26,529.00
    Current price $ 25,733.00
    $ 25,733.00 - $ 25,733.00
    Current price $ 25,733.00
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  • Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 R6 100% Over Injector

    Industrial Injection
    Original price $ 8,786.00
    Original price $ 8,786.00 - Original price $ 8,786.00
    Original price $ 8,786.00
    Current price $ 8,523.00
    $ 8,523.00 - $ 8,523.00
    Current price $ 8,523.00

    Industrial Injection Model: 0986435502-R6 Performance LB7 Duramax Injector- PRICED EACH NOTE: Fuel Lines MUST be replaced to retain warranty! Indu...

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    Original price $ 8,786.00
    Original price $ 8,786.00 - Original price $ 8,786.00
    Original price $ 8,786.00
    Current price $ 8,523.00
    $ 8,523.00 - $ 8,523.00
    Current price $ 8,523.00
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  • Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 R5 75% Over Injector

    Industrial Injection
    Original price $ 8,107.00
    Original price $ 8,107.00 - Original price $ 8,107.00
    Original price $ 8,107.00
    Current price $ 7,864.00
    $ 7,864.00 - $ 7,864.00
    Current price $ 7,864.00

    Industrial Injection Model: 0986435502-R5 Performance LB7 Duramax Injector- PRICED EACH NOTE: Fuel Lines MUST be replaced to retain warranty! Indu...

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    Original price $ 8,107.00
    Original price $ 8,107.00 - Original price $ 8,107.00
    Original price $ 8,107.00
    Current price $ 7,864.00
    $ 7,864.00 - $ 7,864.00
    Current price $ 7,864.00
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  • Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 R4 50% Over Injector

    Industrial Injection
    Original price $ 7,410.00
    Original price $ 7,410.00 - Original price $ 7,410.00
    Original price $ 7,410.00
    Current price $ 7,187.00
    $ 7,187.00 - $ 7,187.00
    Current price $ 7,187.00

    Industrial Injection Model: 0986435502-R4 Performance LB7 Duramax Injector- PRICED EACH NOTE: Fuel Lines MUST be replaced to retain warranty! Indu...

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    Original price $ 7,410.00
    Original price $ 7,410.00 - Original price $ 7,410.00
    Original price $ 7,410.00
    Current price $ 7,187.00
    $ 7,187.00 - $ 7,187.00
    Current price $ 7,187.00
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  • Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 R3 40% Over Injector

    Industrial Injection
    Original price $ 7,410.00
    Original price $ 7,410.00 - Original price $ 7,410.00
    Original price $ 7,410.00
    Current price $ 7,187.00
    $ 7,187.00 - $ 7,187.00
    Current price $ 7,187.00

    Industrial Injection Model: 0986435502-R3 Performance LB7 Duramax Injector- PRICED EACH NOTE: Fuel Lines MUST be replaced to retain warranty! Indu...

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    Original price $ 7,410.00
    Original price $ 7,410.00 - Original price $ 7,410.00
    Original price $ 7,410.00
    Current price $ 7,187.00
    $ 7,187.00 - $ 7,187.00
    Current price $ 7,187.00
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  • Industrial Injection 01-04 Chevrolet Genuine OE 6.6L Duramax LB7 R2 30% Over Injector

    Industrial Injection
    Original price $ 7,070.00
    Original price $ 7,070.00 - Original price $ 7,070.00
    Original price $ 7,070.00
    Current price $ 6,858.00
    $ 6,858.00 - $ 6,858.00
    Current price $ 6,858.00

    Industrial Injection Model: 0986435502-R2 Performance LB7 Duramax Injectors Industrial Injection Performance reman Injectors are the pinnacle of w...

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    Original price $ 7,070.00
    Original price $ 7,070.00 - Original price $ 7,070.00
    Original price $ 7,070.00
    Current price $ 6,858.00
    $ 6,858.00 - $ 6,858.00
    Current price $ 6,858.00
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  • GM Remanufactured Modified 42 CP3 Injection Pump For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    Original price $ 26,397.00
    Original price $ 26,397.00 - Original price $ 26,397.00
    Original price $ 26,397.00
    Current price $ 25,605.00
    $ 25,605.00 - $ 25,605.00
    Current price $ 25,605.00

    Industrial Injection Model: 0986437303SHOBosch OEM reman CP3s are the pinnacle of what you should expect out of a CP3 injection pump. Each injectio...

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    Original price $ 26,397.00
    Original price $ 26,397.00 - Original price $ 26,397.00
    Original price $ 26,397.00
    Current price $ 25,605.00
    $ 25,605.00 - $ 25,605.00
    Current price $ 25,605.00
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  • GM Remanufactured Modified 42 CP3 Injection Pump For 01-04 6.6L LB7 II Duramax Industrial Injection

    Industrial Injection
    Original price $ 21,514.00
    Original price $ 21,514.00 - Original price $ 21,514.00
    Original price $ 21,514.00
    Current price $ 20,868.00
    $ 20,868.00 - $ 20,868.00
    Current price $ 20,868.00

    Industrial Injection Model: 0986437303SHOSEThe Modified CP3 offered by Industrial Injection is a drop in replacement for the stock CP3 fuel pump. I...

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    Original price $ 21,514.00
    Original price $ 21,514.00 - Original price $ 21,514.00
    Original price $ 21,514.00
    Current price $ 20,868.00
    $ 20,868.00 - $ 20,868.00
    Current price $ 20,868.00
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  • GM Remanufactured Double Dragon 120 CP3 Injection Pump For 01-04 6.6L LB7 II Duramax Industrial Injection

    Industrial Injection
    Original price $ 35,825.00
    Original price $ 35,825.00 - Original price $ 35,825.00
    Original price $ 35,825.00
    Current price $ 34,750.00
    $ 34,750.00 - $ 34,750.00
    Current price $ 34,750.00

    Industrial Injection Model: 0986437303DDSEThe modified CP3 and CP4 Injection pumps offered by Industrial Injection are a drop in replacement for th...

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    Original price $ 35,825.00
    Original price $ 35,825.00 - Original price $ 35,825.00
    Original price $ 35,825.00
    Current price $ 34,750.00
    $ 34,750.00 - $ 34,750.00
    Current price $ 34,750.00
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  • GM Remanufactured Dragon Fire 85 CP3 Injection Pump For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    Original price $ 32,997.00
    Original price $ 32,997.00 - Original price $ 32,997.00
    Original price $ 32,997.00
    Current price $ 32,007.00
    $ 32,007.00 - $ 32,007.00
    Current price $ 32,007.00

    Industrial Injection Model: 0986437303DFBosch OEM reman CP3s are the pinnacle of what you should expect out of a CP3 injection pump. Each injection...

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    Original price $ 32,997.00
    Original price $ 32,997.00 - Original price $ 32,997.00
    Original price $ 32,997.00
    Current price $ 32,007.00
    $ 32,007.00 - $ 32,007.00
    Current price $ 32,007.00
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  • GM Rail Plug For 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    Original price $ 1,037.00
    Original price $ 1,037.00 - Original price $ 1,037.00
    Original price $ 1,037.00
    Current price $ 1,006.00
    $ 1,006.00 - $ 1,006.00
    Current price $ 1,006.00

    Industrial Injection Model: 412512Fits the 2001-2004 LB7 Duramax

    Original price $ 1,037.00
    Original price $ 1,037.00 - Original price $ 1,037.00
    Original price $ 1,037.00
    Current price $ 1,006.00
    $ 1,006.00 - $ 1,006.00
    Current price $ 1,006.00
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  • Industrial Injection 01-04 Chevrolet Duramax LB7 New Dragon Fire 85% CP3 Injection Pump

    Industrial Injection
    Original price $ 39,540.00
    Original price $ 39,540.00 - Original price $ 39,540.00
    Original price $ 39,540.00
    Current price $ 38,353.00
    $ 38,353.00 - $ 38,353.00
    Current price $ 38,353.00

    Industrial Injection Model: 0445020017DF New Performance LB7 Duramax 6.6 CP3 Injection Pump Fits: 2001-2004 LB7 Duramax 6.6 Item Type: Bosch LB7 Du...

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    Original price $ 39,540.00
    Original price $ 39,540.00 - Original price $ 39,540.00
    Original price $ 39,540.00
    Current price $ 38,353.00
    $ 38,353.00 - $ 38,353.00
    Current price $ 38,353.00
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  • Industrial Injection 01-04 Chevrolet Duramax LB7 New Modified Cp3 42% Injection Pump

    Industrial Injection
    Original price $ 35,391.00
    Original price $ 35,391.00 - Original price $ 35,391.00
    Original price $ 35,391.00
    Current price $ 34,330.00
    $ 34,330.00 - $ 34,330.00
    Current price $ 34,330.00

    Industrial Injection Model: 0445020017SHO New Performance LB7 Duramax 6.6 CP3 Injection Pump Fits: 2001-2004 LB7 Duramax 6.6 Item Type: Bosch LB7 D...

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    Original price $ 35,391.00
    Original price $ 35,391.00 - Original price $ 35,391.00
    Original price $ 35,391.00
    Current price $ 34,330.00
    $ 34,330.00 - $ 34,330.00
    Current price $ 34,330.00
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  • GM Remanufactured Double Dragon 120 CP3 Injection Pump For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    Original price $ 39,596.00
    Original price $ 39,596.00 - Original price $ 39,596.00
    Original price $ 39,596.00
    Current price $ 38,408.00
    $ 38,408.00 - $ 38,408.00
    Current price $ 38,408.00

    Industrial Injection Model: 0986437303DDBosch OEM reman CP3s are the pinnacle of what you should expect out of a CP3 injection pump. Each injection...

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    Original price $ 39,596.00
    Original price $ 39,596.00 - Original price $ 39,596.00
    Original price $ 39,596.00
    Current price $ 38,408.00
    $ 38,408.00 - $ 38,408.00
    Current price $ 38,408.00
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  • GM Injector Line Set For 01-04 6.6L LB7 Duramax Industrial Injection

    Industrial Injection
    Original price $ 6,863.00
    Original price $ 6,863.00 - Original price $ 6,863.00
    Original price $ 6,863.00
    Current price $ 6,657.00
    $ 6,657.00 - $ 6,657.00
    Current price $ 6,657.00

    Industrial Injection Model: 412501This is a complete set of brand new fuel lines for the 2001-2004 LB7 Duramax. We recommend ordering a set of thes...

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    Original price $ 6,863.00
    Original price $ 6,863.00 - Original price $ 6,863.00
    Original price $ 6,863.00
    Current price $ 6,657.00
    $ 6,657.00 - $ 6,657.00
    Current price $ 6,657.00
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  • Industrial Injection 01-04 Chevrolet Duramax LB7 New Double Dragon 120% CP3 Upgraded Injection Pump

    Industrial Injection
    Original price $ 39,540.00
    Original price $ 39,540.00 - Original price $ 39,540.00
    Original price $ 39,540.00
    Current price $ 38,353.00
    $ 38,353.00 - $ 38,353.00
    Current price $ 38,353.00

    Industrial Injection Model: 0445020017DD New Performance LB7 Duramax 6.6 CP3 Injection Pump Fits: 2001-2004 LB7 Duramax 6.6 Item Type: Bosch LB7 Du...

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    Original price $ 39,540.00
    Original price $ 39,540.00 - Original price $ 39,540.00
    Original price $ 39,540.00
    Current price $ 38,353.00
    $ 38,353.00 - $ 38,353.00
    Current price $ 38,353.00
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  • GM Bag Of Parts For 01-04 LB7 6.6L Duramax Industrial Injection

    Industrial Injection
    Original price $ 9,484.00
    Original price $ 9,484.00 - Original price $ 9,484.00
    Original price $ 9,484.00
    Current price $ 9,199.00
    $ 9,199.00 - $ 9,199.00
    Current price $ 9,199.00

    Industrial Injection Model: 432403Do it yourself Parts for your stock injection pump. It will gain 19 percent more fuel volume. Industrial Injectio...

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    Original price $ 9,484.00
    Original price $ 9,484.00 - Original price $ 9,484.00
    Original price $ 9,484.00
    Current price $ 9,199.00
    $ 9,199.00 - $ 9,199.00
    Current price $ 9,199.00
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  • XDP Remanufactured CP3 Fuel Pump 2001-2004 GM 6.6L Duramax LB7

    XDP
    Original price $ 10,917.00 - Original price $ 10,917.00
    Original price
    $ 10,917.00
    $ 10,917.00 - $ 10,917.00
    Current price $ 10,917.00

    XDP Model XD521The Remanufactured CP3 Fuel Pump (Stock Replacement) XD521 replaces the failed or underperforming fuel pump in your 2001-2004 GM 6.6...

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    Original price $ 10,917.00 - Original price $ 10,917.00
    Original price
    $ 10,917.00
    $ 10,917.00 - $ 10,917.00
    Current price $ 10,917.00
  • XDP Low-Profile Plastic Creeper XD395

    XDP
    Original price $ 1,885.00 - Original price $ 1,885.00
    Original price
    $ 1,885.00
    $ 1,885.00 - $ 1,885.00
    Current price $ 1,885.00

    XDP Model XD395Low-Profile Plastic Creeper Warranty Info: 2 Year / Unlimited Mileage

    Original price $ 1,885.00 - Original price $ 1,885.00
    Original price
    $ 1,885.00
    $ 1,885.00 - $ 1,885.00
    Current price $ 1,885.00
  • XDP Billet Aluminum Oil Cap XD477 For 2001-2021 GM 6.6L Duramax

    XDP
    Original price $ 565.00 - Original price $ 565.00
    Original price
    $ 565.00
    $ 565.00 - $ 565.00
    Current price $ 565.00

    XDP Model XD477Customize the underhood of your 2001-2021 GM 6.6L Duramax when you add the Billet Aluminum Oil Cap XD477. Each cap features a CNC-ma...

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    Original price $ 565.00 - Original price $ 565.00
    Original price
    $ 565.00
    $ 565.00 - $ 565.00
    Current price $ 565.00
  • XDP Main Stud Kit 2001-2005 GM 6.6L Duramax LB7/LLY

    XDP
    Original price $ 4,431.00 - Original price $ 4,431.00
    Original price
    $ 4,431.00
    $ 4,431.00 - $ 4,431.00
    Current price $ 4,431.00

    XDP Model XD3007MSThe Main Stud Kit XD3007MS is essential for setting up your 2001-2005 GM 6.6L Duramax LB7/LLY for competition or street use. OEM ...

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    Original price $ 4,431.00 - Original price $ 4,431.00
    Original price
    $ 4,431.00
    $ 4,431.00 - $ 4,431.00
    Current price $ 4,431.00
  • 1.5 Inch Block and U-Bolt Kit 01-10 Chevy/GMC 2500HD Rough Country

    Rough Country
    Original price $ 1,508.00 - Original price $ 1,508.00
    Original price
    $ 1,508.00
    $ 1,508.00 - $ 1,508.00
    Current price $ 1,508.00

    Has the rear of your vehicle started to sag, or are you looking to add a bit of lift height? Whatever the case maybe we have you covered at Rough C...

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    Original price $ 1,508.00 - Original price $ 1,508.00
    Original price
    $ 1,508.00
    $ 1,508.00 - $ 1,508.00
    Current price $ 1,508.00

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