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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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    Kryptonite Idler Support Frame Gusset For 2001–2010 Chevy/GMC 1500HD/2500HD/3500 Trucks

    Kryptonite
    $126.00 - $126.00
    $126.00
    $126.00 - $126.00
    $126.00

    Fits; 2001–2010 Chevy/GMC 2500HD / 3500HD Part# KRGUSSET10 Features: 1/4" Plate Steel Made in the USA DescriptionEngineered exclusively for the e...

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    $126.00 - $126.00
    $126.00
    $126.00 - $126.00
    $126.00
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    XDP Custom Fender Cover XD372

    XDP
    $37.00 - $37.00
    $37.00
    $37.00 - $37.00
    $37.00

    XDP Model XD372 The XDP Custom Fender Cover XD372 offers the ultimate in paint protection when wrenching on your truck. Manufactured from a high-q...

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    $37.00 - $37.00
    $37.00
    $37.00 - $37.00
    $37.00
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    XDP Billet Coolant Block-Off Plate XD344

    XDP
    $96.00 - $96.00
    $96.00
    $96.00 - $96.00
    $96.00

    XDP Model XD344Put the XDP Billet Coolant Block-Off Plate XD344 in your 2001-2017 GM 6.6L Duramax to permanently eliminate coolant leaks from the r...

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    $96.00 - $96.00
    $96.00
    $96.00 - $96.00
    $96.00
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    Smeding Diesel S362 SXE Turbocharger

    Smeding
    $1,070.00 - $1,671.00
    $1,070.00
    $1,070.00 - $1,671.00
    $1,070.00

    s362 sxe turbocharger

    $1,070.00 - $1,671.00
    $1,070.00
    $1,070.00 - $1,671.00
    $1,070.00

  • T4 GASKET

    Smeding
    $24.00 - $24.00
    $24.00
    $24.00 - $24.00
    $24.00

    $24.00 - $24.00
    $24.00
    $24.00 - $24.00
    $24.00
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    Smeding Diesel S475 T4 Turbocharger

    Smeding
    $1,685.00 - $2,609.00
    $1,685.00
    $1,685.00 - $2,609.00
    $1,685.00

    S475 t4 Turbocharger

    $1,685.00 - $2,609.00
    $1,685.00
    $1,685.00 - $2,609.00
    $1,685.00
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    Smeding Diesel Billet S472 T4 Turbocharger

    Smeding
    $2,044.00 - $2,609.00
    $2,044.00
    $2,044.00 - $2,609.00
    $2,044.00

    s472 turbocharger smeding diesel

    $2,044.00 - $2,609.00
    $2,044.00
    $2,044.00 - $2,609.00
    $2,044.00
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    Smeding Diesel S366 SXE Turbocharger

    Smeding
    $1,070.00 - $1,854.00
    $1,070.00
    $1,070.00 - $1,854.00
    $1,070.00

    Smeding Diesel S366 SXE Turbocharger

    $1,070.00 - $1,854.00
    $1,070.00
    $1,070.00 - $1,854.00
    $1,070.00
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    XDP Direct Replacement High Output 220 Amp Alternator XD224

    XDP
    $440.00 - $440.00
    $440.00
    $440.00 - $440.00
    $440.00

    XDP Model XD224Don't just replace the failing alternator in your 2001-2007 GM 6.6L Duramax, upgrade it with the XDP Direct Replacement High Output ...

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    $440.00 - $440.00
    $440.00
    $440.00 - $440.00
    $440.00
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    XDP Duramax Wif Sensor Delete Plug XD137

    XDP
    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00

    XDP Model XD137The XDP WIF Sensor delete plug XD137 is a quick and simple solution to ending all the issues caused by the factory Water In Fuel (WI...

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    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00
  • User 1 User 1

    Fleece Performance 04.5-05 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtail

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00

    Fleece Performance Model FPE-HAR-GM-NSBU-0405Fleece Performance 04.5-05 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtail Replacement NSBU...

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    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00
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    Industrial Injection 04.5-05 LLY Duramax Stock CP3 Injection Pump

    Industrial Injection
    $1,885.00 - $1,885.00
    $1,885.00
    $1,885.00 - $1,885.00
    $1,885.00

    Industrial Injection Model 0445020030-IISIndustrial Injection 04.5-05 LLY Duramax New Bosch Stock CP3 Injection PumpThis Part Fits: Year Make ...

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    $1,885.00 - $1,885.00
    $1,885.00
    $1,885.00 - $1,885.00
    $1,885.00
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    Yukon Gear 02-22 GM Truck/SUV/Van Power Steering Gear Box

    Yukon Gear & Axle
    $666.00 - $666.00
    $666.00
    $666.00 - $666.00
    $666.00

    Yukon Gear 02-22 GM Truck/SUV/Van Power Steering Gear Box

    $666.00 - $666.00
    $666.00
    $666.00 - $666.00
    $666.00
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    Yukon Gear 01-07 Chevrolet/GMC Pickup/SUV w/33 Spline Output Power Steering Gear Box

    Yukon Gear & Axle
    $556.00 - $556.00
    $556.00
    $556.00 - $556.00
    $556.00

    Yukon Gear 01-07 Chevrolet/GMC Pickup/SUV w/33 Spline Output Power Steering Gear Box

    $556.00 - $556.00
    $556.00
    $556.00 - $556.00
    $556.00
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    Fleece Performance GM Automatic Transmission 20-Pin Pigtail

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $147.00
    $147.00 - $147.00
    $147.00

    Fleece Performance Model FPE-HAR-GM-AT-20-PTFleece Performance GM Automatic Transmission 20-Pin Pigtail Our replacement GM Automatic Transmission 2...

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    $0.00 - $0.00
    $0.00
    $147.00
    $147.00 - $147.00
    $147.00
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY Turbo Vane Position Sensor Adapter Harness

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $69.00
    $69.00 - $69.00
    $69.00

    Fleece Performance Model FPE-HAR-DMAX-VPS-ADPTOur Fleece Performance adapter harness allows the 2004.5-2005 LLY Duramax to run the updated turbo va...

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    $0.00 - $0.00
    $0.00
    $69.00
    $69.00 - $69.00
    $69.00
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 4 & 5)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00

    Fleece Performance Model FPE-FL-LLY-45LLY Duramax High Pressure Injection Line (Number 4 and Number 5). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 3 & 6)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00

    Fleece Performance Model FPE-FL-LLY-36LLY Duramax High Pressure Injection Line (Number 3 and Number 6). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 2 & 7)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00

    Fleece Performance Model FPE-FL-LLY-27LLY Duramax High Pressure Injection Line (Number 2 and Number 7). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00
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    Fleece Performance 04.5-10 GM Duramax SureFlo Performance Sending Unit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $556.00
    $556.00 - $556.00
    $556.00

    Fleece Performance Model FPE-SF-GM-0410Problem: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need to ...

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    $0.00 - $0.00
    $0.00
    $556.00
    $556.00 - $556.00
    $556.00
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 1 & 8)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00

    Fleece Performance Model FPE-FL-LLY-18LLY Duramax High Pressure Injection Line (Number 1 and Number 8). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $103.00
    $103.00 - $103.00
    $103.00
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    Fleece Performance GM Silverado/Sierra 2500/3500 6.6L LLY Duramax Vane Position Sensor Pigtail

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $43.00
    $43.00 - $43.00
    $43.00

    Fleece Performance Model FPE-HAR-DMAX-VPS-0405Replacement connector with 6 inch pigtail for use on the 6.6L Duramax turbocharger vane position sens...

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    $0.00 - $0.00
    $0.00
    $43.00
    $43.00 - $43.00
    $43.00
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    Fleece Performance 04.5-07 GM Duramax 6.6L LLY/LBZ All Lights On Refill (Pack of 10)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $330.00
    $330.00 - $330.00
    $330.00

    Fleece Performance Model FPE-ALO-37-REFILLFleece Performance 04.5-07 GM Duramax 6.6L LLY/LBZ All Lights On Refill; Pack of 10 FPE-GM-ALO-37

    $0.00 - $0.00
    $0.00
    $330.00
    $330.00 - $330.00
    $330.00
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    Fleece Performance 04.5-10 Chevy Duramax (LLY/LBZ/LMM) 63mm STREET VNT Cheetah Turbo w/ HX40 Outlet

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $3,809.00
    $3,809.00 - $3,809.00
    $3,809.00

    Fleece Performance Model FPE-VNT63-STREETThe Duramax VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 04.5-10 Duramax diesels. It...

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    $0.00 - $0.00
    $0.00
    $3,809.00
    $3,809.00 - $3,809.00
    $3,809.00

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