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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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  • Performance Balancer Series - Diesel Performance Harmonic Balancer 01-05 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance

    XDP
    Original price $873.00 - Original price $873.00
    Original price
    $873.00
    $873.00 - $873.00
    Current price $873.00

    Upgrade your high-performance GM 6.6L Duramax LML/LGH with XDP Performance Balancer Series - Diesel Performance Harmonic Balancer XD722. High-perfo...

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    Original price $873.00 - Original price $873.00
    Original price
    $873.00
    $873.00 - $873.00
    Current price $873.00
  • Premium Balancer Series - Stock Replacement Harmonic Balancer 01-05 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance

    XDP
    Original price $600.00 - Original price $600.00
    Original price
    $600.00
    $600.00 - $600.00
    Current price $600.00

    The XDP Premium Balancer Series - Stock Replacement Harmonic Balancer XD709 is an ideal replacement for the worn harmonic balancer on your GM 6.6L ...

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    Original price $600.00 - Original price $600.00
    Original price
    $600.00
    $600.00 - $600.00
    Current price $600.00
  • Power Steering Pump New with Reservoir 2001-2010 Chevrolet Silverado/GMC Sierra 2500/3500 XDP Xtreme Diesel Performance

    XDP
    Original price $259.00 - Original price $259.00
    Original price
    $259.00
    $259.00 - $259.00
    Current price $259.00

    Replace that leaking or noisy power steering pump in your GM 6.6L Duramax LB7/LLY/LBZ/LMM with the XDP Power Steering Pump New with Reservoir XD733...

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    Original price $259.00 - Original price $259.00
    Original price
    $259.00
    $259.00 - $259.00
    Current price $259.00
  • USA Standard 01-06 Chevrolet Silverado 2500 HD NV4500 Manual Transmission 3rd Gear (29-Tooth)

    Yukon Gear & Axle
    Original price $172.00 - Original price $172.00
    Original price
    $172.00
    $172.00 - $172.00
    Current price $172.00

    Yukon Gear & Axle Model ZMNV23712USA Standard Gear manufactures a full line of top-quality transmission parts. You can count on USA Standard Ge...

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    Original price $172.00 - Original price $172.00
    Original price
    $172.00
    $172.00 - $172.00
    Current price $172.00
  • Fleece Performance 01-04 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtails

    Fleece Performance
    Original price $114.00 - Original price $114.00
    Original price
    $114.00
    $114.00 - $114.00
    Current price $114.00

    Fleece Performance Model FPE-HAR-GM-NSBU-0104Fleece Performance 01-04 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtails Replacement NSBU ...

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    Original price $114.00 - Original price $114.00
    Original price
    $114.00
    $114.00 - $114.00
    Current price $114.00
  • WeatherTech 1988-1998 Chevrolet C/K Series Pickup Extended Cab Techshade Full Vehicle Kit

    WeatherTech
    Original price $216.00 - Original price $216.00
    Original price
    $216.00
    $216.00 - $216.00
    Current price $216.00

    WeatherTech Model TS1191K2WeatherTech SunShade Full Vehicle Kits help keep your entire vehicle's interior temperatures down while protecting it fro...

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    Original price $216.00 - Original price $216.00
    Original price
    $216.00
    $216.00 - $216.00
    Current price $216.00
  • WeatherTech 99-02 GMC Sierra Classic / Chevrolet Silverado Classic TechShade

    WeatherTech
    Original price $96.00 - Original price $96.00
    Original price
    $96.00
    $96.00 - $96.00
    Current price $96.00

    WeatherTech Model TS1191Custom fit and perfect for any season, the SunShade can keep your vehicle cool in the summer and help prevent frost build u...

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    Original price $96.00 - Original price $96.00
    Original price
    $96.00
    $96.00 - $96.00
    Current price $96.00
  • ATS Diesel 01-12 6.6L LB7 Duramax Stage 3 Allison LCT1000 Transmission Package 2WD

    ATS Diesel
    Original price $10,419.00 - Original price $10,419.00
    Original price
    $10,419.00
    $10,419.00 - $10,419.00
    Current price $10,419.00

    ATS Diesel Model 3098324248FSMFATS Diesel 01-12 6.6L LB7 Duramax Stage 3 Allison LCT1000 Transmission Package 2WD ATS 2WD 2001-2019 Allison LCT100...

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    Original price $10,419.00 - Original price $10,419.00
    Original price
    $10,419.00
    $10,419.00 - $10,419.00
    Current price $10,419.00
  • aFe BladeRunner OER Series Radiator 01-05 GM Diesel Trucks 01-05 V8-6.6L (td) LBZ/LMM

    aFe
    Original price $573.00 - Original price $573.00
    Original price
    $573.00
    $573.00 - $573.00
    Current price $573.00

    aFe Model 46-53031aFe POWER BladeRunner OER Series Radiators are designed and manufactured to be a perfect replacement for your aging or damaged, s...

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    Original price $573.00 - Original price $573.00
    Original price
    $573.00
    $573.00 - $573.00
    Current price $573.00
  • aFe POWER GM Diesel Trucks 01-10 V8-6.6L (td) Pro Series Engine Oil Pan Black w/ Machined Fins

    aFe
    Original price $539.00 - Original price $539.00
    Original price
    $539.00
    $539.00 - $539.00
    Current price $539.00

    aFe Model 46-71070BaFe Power's new engine oil pan brings performance engineering to the protection of your GM Silverado/Sierra HD with Duramax turb...

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    Original price $539.00 - Original price $539.00
    Original price
    $539.00
    $539.00 - $539.00
    Current price $539.00
  • XDP Flex Plate Bolt Kit XD656

    XDP
    Original price $100.00 - Original price $100.00
    Original price
    $100.00
    $100.00 - $100.00
    Current price $100.00

    XDP Model XD656 XDP Flex Plate Bolt Kit XD656

    Original price $100.00 - Original price $100.00
    Original price
    $100.00
    $100.00 - $100.00
    Current price $100.00
  • XDP Harmonic Balancer Bolt XD628

    XDP
    Original price $30.00 - Original price $30.00
    Original price
    $30.00
    $30.00 - $30.00
    Current price $30.00

    XDP Model XD628  

    Original price $30.00 - Original price $30.00
    Original price
    $30.00
    $30.00 - $30.00
    Current price $30.00
  • S&S Diesel Motorsport Duramax LB7 Injectors (01-04) - Set

    S&S
    Original price $4,419.00 - Original price $9,326.00
    Original price
    $4,419.00 - $9,326.00
    $4,419.00 - $9,326.00
    Current price $4,419.00

     (SET)    The S&S Diesel Motorsport SAC00® injectors are a game-changer for LB7 Duramax owners who want increased durability without an increas...

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    Original price $4,419.00 - Original price $9,326.00
    Original price
    $4,419.00 - $9,326.00
    $4,419.00 - $9,326.00
    Current price $4,419.00
  • Wehrli 01-10 GM Lower Splash Shield Kit

    Wehrli
    Original price $411.00
    Original price $411.00 - Original price $411.00
    Original price $411.00
    Current price $399.00
    $399.00 - $399.00
    Current price $399.00

    Wehrli Model WCF100463 The WCFab Splash Shield Kit for 2001-2010 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replace...

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    Original price $411.00
    Original price $411.00 - Original price $411.00
    Original price $411.00
    Current price $399.00
    $399.00 - $399.00
    Current price $399.00
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  • GM Race Camshaft For 01-16 Duramax Alternate Firing Billet Stage 1 With Key Industrial Injection

    Industrial Injection
    Original price $2,193.00 - Original price $2,193.00
    Original price
    $2,193.00
    $2,193.00 - $2,193.00
    Current price $2,193.00

    Industrial Injection Model: PDM-DMXAFS1Duramax Alternate Firing Billet Race Camshaft w/ Key Features: 1000+hp Capable Alternate Firing Order (rel...

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    Original price $2,193.00 - Original price $2,193.00
    Original price
    $2,193.00
    $2,193.00 - $2,193.00
    Current price $2,193.00
  • Acdelco Speed Sensor 19300584 Fits; 2001-2007 Classic 2500hd 3500hd Truck (kr310)

    Kryptonite
    Original price $81.00 - Original price $81.00
    Original price
    $81.00
    $81.00 - $81.00
    Current price $81.00

    ACDelco Speed Sensor 19300584 Fits; 2001-2007 Classic 2500HD 3500HD Truck Replacement ABS Wheel Speed sensor for front wheel hub assembly Fits; 20...

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    Original price $81.00 - Original price $81.00
    Original price
    $81.00
    $81.00 - $81.00
    Current price $81.00
  • Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting

    Wehrli
    Original price $59.00
    Original price $59.00 - Original price $59.00
    Original price $59.00
    Current price $57.00
    $57.00 - $57.00
    Current price $57.00

    Wehrli Model 100155 *ALLOW 5-7 DAY LEAD TIME FOR SHIPMENT!Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting The factory plastic GM Coolan...

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    Original price $59.00
    Original price $59.00 - Original price $59.00
    Original price $59.00
    Current price $57.00
    $57.00 - $57.00
    Current price $57.00
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  • ATS Diesel Billet Flexplate 2001-2023 L5P Duramax 6.6L

    ATS Diesel
    Original price $1,116.00 - Original price $1,116.00
    Original price
    $1,116.00
    $1,116.00 - $1,116.00
    Current price $1,116.00

    ATS Diesel 01-23 L5P Duramax 6.6L Billet Flexplate SFI approved billet flexplates from ATS will hold up under the most extreme conditions. ATS bill...

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    Original price $1,116.00 - Original price $1,116.00
    Original price
    $1,116.00
    $1,116.00 - $1,116.00
    Current price $1,116.00
  • Mishimoto Wheel Spacers - 5x120 - 67.1 - 35 - M14 - Black

    Mishimoto
    Original price $296.00
    Original price $296.00 - Original price $296.00
    Original price $296.00
    Current price $269.00
    $269.00 - $269.00
    Current price $269.00

    Wheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal wheel fitment on your vehicle. Mishim...

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    Original price $296.00
    Original price $296.00 - Original price $296.00
    Original price $296.00
    Current price $269.00
    $269.00 - $269.00
    Current price $269.00
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  • Mishimoto Wheel Spacers - 5x120 - 67.1 - 30 - M14 - Black

    Mishimoto
    Original price $285.00
    Original price $285.00 - Original price $285.00
    Original price $285.00
    Current price $259.00
    $259.00 - $259.00
    Current price $259.00

    Wheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal wheel fitment on your vehicle. Mishim...

    View full details
    Original price $285.00
    Original price $285.00 - Original price $285.00
    Original price $285.00
    Current price $259.00
    $259.00 - $259.00
    Current price $259.00
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  • Mishimoto Wheel Spacers - 5x120 - 67.1 - 25 - M14 - Black

    Mishimoto
    Original price $276.00
    Original price $276.00 - Original price $276.00
    Original price $276.00
    Current price $251.00
    $251.00 - $251.00
    Current price $251.00

    Wheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal wheel fitment on your vehicle. Mishim...

    View full details
    Original price $276.00
    Original price $276.00 - Original price $276.00
    Original price $276.00
    Current price $251.00
    $251.00 - $251.00
    Current price $251.00
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  • aFe MagnumFLOW Air Filters OER P5R A/F P5R GM Diesel Trucks 01-05 V8-6.6L (td)

    aFe
    Original price $147.00 - Original price $147.00
    Original price
    $147.00
    $147.00 - $147.00
    Current price $147.00

    Constructed with 100-percent polyurethane on top and bottom, this high flow, oiled OE replacement performance filter will outflow stock paper filte...

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    Original price $147.00 - Original price $147.00
    Original price
    $147.00
    $147.00 - $147.00
    Current price $147.00
  • aFe MagnumFLOW Air Filters OER P5R A/F P5R GM Trucks 01-05 V8-6.6L (td)

    aFe
    Original price $147.00 - Original price $147.00
    Original price
    $147.00
    $147.00 - $147.00
    Current price $147.00

    Constructed with 100-percent polyurethane boxed frame, this high flow, oiled OE replacement performance filter will outflow the stock filter for im...

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    Original price $147.00 - Original price $147.00
    Original price
    $147.00
    $147.00 - $147.00
    Current price $147.00
  • Edge Products 85401-201 Evolution CTS3 (california Edition - Duramax)

    Edge
    Original price $1,137.00 - Original price $1,137.00
    Original price
    $1,137.00
    $1,137.00 - $1,137.00
    Current price $1,137.00

    Edge Model 85401-201The Edge Products 85401-201 Evolution CTS3 (California Edition - Duramax) is a great way to add power and efficiency to your 20...

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    Original price $1,137.00 - Original price $1,137.00
    Original price
    $1,137.00
    $1,137.00 - $1,137.00
    Current price $1,137.00

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