Skip to content
Free Shipping on most orders over $150.00                    
Free Shipping on most orders over $150.00                    

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.

Filters

  • responsive-image responsive-image

    0700 SynShield™ Durability Advantage 15W-40

    Schaeffer's
    $170.64 - $316.08
    $170.64
    $170.64 - $316.08
    $170.64

    0700 SynShield® Durability Advantage 15W-40 Oil is a premium performance, synthetic plus, heavy-duty diesel engine oil formulated to provide maximu...

    View full details
    $170.64 - $316.08
    $170.64
    $170.64 - $316.08
    $170.64
  • responsive-image responsive-image

    Kryptonite Sway Bar End Links 0–2" For 2001–2019 Chevy/GMC HD Trucks

    Kryptonite
    $90.24 - $90.24
    $90.24
    $90.24 - $90.24
    $90.24

    Fits; 2001–2019 Chevrolet & GMC 1500HD / 2500HD / 3500 Trucks Important Fitment Info: Approximately 1" longer than stock (7” hole-to-hole) Ide...

    View full details
    $90.24 - $90.24
    $90.24
    $90.24 - $90.24
    $90.24
  • responsive-image responsive-image

    Kryptonite Bolt-in Upper Ball Joint For Aftermarket Upper Control Arms For Chevy/GMC HD Trucks & Suvs

    Kryptonite
    $56.99 - $56.99
    $56.99
    $56.99 - $56.99
    $56.99

    Part # KR6292 Fits; 1988-Current Chevy/GMC 1500HD/2500HD/3500 TRUCKS and Much More, This is a popular Bolt on Style Ball Joint for many aftermarket...

    View full details
    $56.99 - $56.99
    $56.99
    $56.99 - $56.99
    $56.99
  • responsive-image responsive-image

    Smeding Diesel S467 T4 90 Degree Cover Turbocharger

    Smeding
    $1,150.00 - $1,780.00
    $1,150.00
    $1,150.00 - $1,780.00
    $1,150.00

    Smeding Diesel S467 T4 90 Degree Cover Turbocharger This turbo will come with out Smeding Diesel exclusive, 90* 3rd gen style race cover instead of...

    View full details
    $1,150.00 - $1,780.00
    $1,150.00
    $1,150.00 - $1,780.00
    $1,150.00
  • responsive-image responsive-image

    Smeding Diesel S464 T4 90 Degree Cover Turbocharger

    Smeding
    $975.00 - $1,360.00
    $975.00
    $975.00 - $1,360.00
    $975.00

    Smeding Diesel S464 T4 90 Degree Cover Turbocharger This turbo will come with out Smeding Diesel exclusive, 90* 3rd gen style race cover instead of...

    View full details
    $975.00 - $1,360.00
    $975.00
    $975.00 - $1,360.00
    $975.00
  • responsive-image responsive-image

    XDP Fuel Tank Sump - One Hole Design With Fuel Return XD243

    XDP
    $185.95 - $185.95
    $185.95
    $185.95 - $185.95
    $185.95

    XDP Model XD243The XDP Fuel Tank Sump with Built-In Fuel Return XD243 provides you with a perfect option to maximize fuel delivery, and customizati...

    View full details
    $185.95 - $185.95
    $185.95
    $185.95 - $185.95
    $185.95
  • responsive-image responsive-image

    Wehrli Big Hitch Products Billet Aluminum Competition Kill Switch

    Wehrli
    $0.00 - $0.00
    $0.00
    $195.00
    $195.00 - $195.00
    $195.00

    Wehrli Big Hitch Products Model BHP4010 Universal Kill Switch for Competition Pulling Vehicles to cut ground wire circuit of Ignition, Fuel pump...

    View full details
    $0.00 - $0.00
    $0.00
    $195.00
    $195.00 - $195.00
    $195.00
  • responsive-image responsive-image

    Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized

    Wehrli
    $0.00 - $0.00
    $0.00
    $51.41
    $51.41 - $51.41
    $51.41

    Wehrli Model WCF100442Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized Clean up the engine bay of your 2001-202...

    View full details
    $0.00 - $0.00
    $0.00
    $51.41
    $51.41 - $51.41
    $51.41
  • responsive-image responsive-image

    Wehrli 01-05 Chevrolet 6.6L LB7/LLY Duramax Upper Coolant Pipe

    Wehrli
    $0.00 - $0.00
    $0.00
    $144.53
    $144.53 - $144.53
    $144.53

    Wehrli Model WCF100860 Aluminum Upper Coolant Pipe for LB7/LLY Duramax replaces the OEM rubber upper coolant hose and comes powder coated color of ...

    View full details
    $0.00 - $0.00
    $0.00
    $144.53
    $144.53 - $144.53
    $144.53
    Select Options
  • responsive-image responsive-image Save 1% Save %

    South Bend Clutch Chevy Duramax 6.6L Replacemnt Hydraulic Assembly

    South Bend Clutch
    $204.27
    $204.27 - $204.27
    $204.27
    $203.10
    $203.10 - $203.10
    $203.10

    South Bend Clutch Model HYDX-MAXSouth Bend Clutch Chevy Duramax 6.6L Replacemnt Hydraulic AssemblyThis Part Fits: Year Make Model Submodel 2001-...

    View full details
    $204.27
    $204.27 - $204.27
    $204.27
    $203.10
    $203.10 - $203.10
    $203.10
    Save 1% Save %
  • responsive-image responsive-image Save 9% Save %

    Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set

    Mishimoto
    $110.00
    $110.00 - $110.00
    $110.00
    $99.95
    $99.95 - $99.95
    $99.95

    Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set Fits 2001-2021 Chevrolet/GMC 6.6L Duramax (see fitment char...

    View full details
    $110.00
    $110.00 - $110.00
    $110.00
    $99.95
    $99.95 - $99.95
    $99.95
    Save 9% Save %
  • responsive-image responsive-image

    GM FCA For 2004.5-2005 LLY 6.6L Duramax Industrial Injection

    Industrial Injection
    $190.15 - $190.15
    $190.15
    $190.15 - $190.15
    $190.15

    Industrial Injection Model: 0928400653-IISReplacement FCA for a LL7 CP3. Industrial Injection is the leading distributor, supplier and remanufactur...

    View full details
    $190.15 - $190.15
    $190.15
    $190.15 - $190.15
    $190.15
  • responsive-image responsive-image Save 11% Save %

    Wehrli 01-04 Chevrolet Duramax LB7 S300/S400 Single Turbo 3in Y-Bridge Kit

    Wehrli
    $644.00
    $644.00 - $644.00
    $644.00
    $571.33
    $571.33 - $571.33
    $571.33

    Wehrli Model WCF100615***BRIDGE ASSEMBLY ONLY***3" High Flow Y-Bridge for custom build racing applications only. Bolts to OEM intake runners. 3" Be...

    View full details
    $644.00
    $644.00 - $644.00
    $644.00
    $571.33
    $571.33 - $571.33
    $571.33
    Save 11% Save %
    Select Options
  • responsive-image responsive-image

    Wehrli 01-04 Chevrolet LB7 Duramax High Flow Intake Bundle Kit Stage 1

    Wehrli
    $0.00 - $0.00
    $0.00
    $1,143.63
    $1,143.63 - $1,143.63
    $1,143.63

    Wehrli Model WCF100411 Already have an air intake and turbo down pipe that you're happy with, but looking to improve your LB7's performance and eff...

    View full details
    $0.00 - $0.00
    $0.00
    $1,143.63
    $1,143.63 - $1,143.63
    $1,143.63
    Select Options
  • responsive-image responsive-image Save 3% Save %

    Gm Injector Screw In Cups For 2001-2004.5 6.6L LB7 Duramax Includes Install Tool and Hardware Industrial Injection

    Industrial Injection
    $899.95
    $899.95 - $899.95
    $899.95
    $872.95
    $872.95 - $872.95
    $872.95

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

    View full details
    $899.95
    $899.95 - $899.95
    $899.95
    $872.95
    $872.95 - $872.95
    $872.95
    Save 3% Save %
  • responsive-image responsive-image

    PureFlow AirDog 01-10 Chevrolet 6.6L Duramax FP-100-4G Fuel Pump

    AirDog
    $715.00 - $715.00
    $715.00
    $738.00
    $738.00 - $738.00
    $738.00

    Airdog Model A4SPBC185 This is the AirDog I FP-100-4G fuel system for the 2001-2010 Chevy/GMC Duramax 6.6L. This diesel lift pump mounts to the fra...

    View full details
    $715.00 - $715.00
    $715.00
    $738.00
    $738.00 - $738.00
    $738.00
  • responsive-image responsive-image Save 5% Save %

    FASS 01-10 GM 2500/3500 Duramax 165gph Titanium Series Fuel Air Separation System TS C10 165G

    FASS Fuel Systems
    $793.68
    $793.68 - $793.68
    $793.68
    $754.00
    $754.00 - $754.00
    $754.00

    Fass Fuel Systems Model: TSC10165GFASS Fuel Systems Diesel System 2001-2010 GM Duramax 6.6L Titanium Signature Series 165GPH (TSC10165G) Part No: T...

    View full details
    $793.68
    $793.68 - $793.68
    $793.68
    $754.00
    $754.00 - $754.00
    $754.00
    Save 5% Save %
  • responsive-image responsive-image

    Schaeffer's 0204SAT All-Trans Supreme ATF

    Schaeffer's
    $235.68 - $384.60
    $235.68
    $235.68 - $384.60
    $235.68

    0204SAT All-Trans Supreme® is formulated with a special blend of synthetic base oils, a highly shear, stable viscosity improver, and a multi-functi...

    View full details
    $235.68 - $384.60
    $235.68
    $235.68 - $384.60
    $235.68
  • responsive-image responsive-image

    Kryptonite Remote Reservoir Mount Kit For 2001–2010 Chevy/GMC HD Trucks & 2002–2009 Hummer H2

    Kryptonite
    $170.99 - $170.99
    $170.99
    $170.99 - $170.99
    $170.99

    Fits: 2001–2010 Chevy 2500HD/3500HD 2001–2010 GMC 2500HD/3500HD 2002–2009 Hummer H2 Important Fitment Details: Fits front shock towers. Sold as a p...

    View full details
    $170.99 - $170.99
    $170.99
    $170.99 - $170.99
    $170.99
  • responsive-image responsive-image

    Kryptonite Inner Tie Rod Tool For Chevy/GMC Trucks

    Kryptonite
    $28.49 - $28.49
    $28.49
    $28.49 - $28.49
    $28.49

    Fits; Any Kryptonite Death Grip Style Inner Tie Rod for GM Trucks Important Fitment Info: This tool is specifically designed to install or remove K...

    View full details
    $28.49 - $28.49
    $28.49
    $28.49 - $28.49
    $28.49
  • responsive-image responsive-image

    Kryptonite Tie Rod Rebuild Kit for Stock Center Link for 2001–2010 Chevy/GMC HD Trucks - 10KRYNEW78

    Kryptonite
    $218.49 - $218.49
    $218.49
    $218.49 - $218.49
    $218.49

    Kryptonite Part # - 10KRYNEW78 Fits: 2001–2010 GM Trucks with Kryptonite Tie Rods and a stock centerlink Important Fitment Info: This kit is desig...

    View full details
    $218.49 - $218.49
    $218.49
    $218.49 - $218.49
    $218.49

  • S400 4.62 S400 down pipe with clamp

    Smeding
    $199.00 - $199.00
    $199.00
    $199.00 - $199.00
    $199.00

    S400 4.62 S400 down pipe with clamp

    $199.00 - $199.00
    $199.00
    $199.00 - $199.00
    $199.00
  • responsive-image responsive-image

    XDP Duramax Cat Adapter With 1R-0750 Filter, Bleeder Screw & Spacer XD171

    XDP
    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95

    XDP Model XD171The XDP Duramax CAT Adapter with 1R-0750 Filter, Bleeder Screw & Spacer XD171 is an easy way to upgrade the fuel filter on your ...

    View full details
    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95
  • responsive-image responsive-image

    Fleece Performance 06-10 GM 2500/3500 Duramax 6.6L Fuel Pressure Regulator Wiring Harness

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99

    Fleece Performance Model FPE-HAR-DMAX-FPROur Fuel Pressure Regulator (FPR) harness for the 2001-2010 6.6L Duramax is a direct replacement for GM Pa...

    View full details
    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99

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