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Duramax Parts

High-quality Duramax performance parts are a must if you’re trying to get more out of your Chevy or GMC Duramax engine. That’s why Powerhouse Diesel stocks a wide range of Duramax parts engineered specifically to Get the most out of your truck. When you choose to shop with us, you can take advantage of our extensive expertise and experience to help you find the ideal solution for what you need from your engine.

Not only do we have a comprehensive inventory of Duramax diesel parts, but also we offer the highest levels of customer service. Our team is made up of gearheads just like you, meaning we spend as much time under the hood as anyone. You can trust us to guide you in the right direction, so you’ll have the correct parts that make the most sense for your needs.

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    Wehrli 06-07 Duramax LBZ 4in Intake Kit Stage 2

    Wehrli
    $0.00 - $0.00
    $0.00
    $800.25
    $800.25 - $800.25
    $800.25

    Wehrli Model WCF100302 WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air...

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    $0.00 - $0.00
    $0.00
    $800.25
    $800.25 - $800.25
    $800.25
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    Wehrli 06-07 Duramax LBZ 4in. Intake Kit w/ Air Box

    Wehrli
    $0.00 - $0.00
    $0.00
    $528.65
    $528.65 - $528.65
    $528.65

    Wehrli Model WCF100192 WCFab 2006-2007 GM LBZ 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box ...

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    $0.00 - $0.00
    $0.00
    $528.65
    $528.65 - $528.65
    $528.65
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    Wehrli 06-10* Duramax LBZ/LMM Thermostat Housing Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $474.33
    $474.33 - $474.33
    $474.33

    Wehrli Model WCF100420 The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2006-2010 LBZ/LMM 6.6L Duramax replaces the OEM uppe...

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    $0.00 - $0.00
    $0.00
    $474.33
    $474.33 - $474.33
    $474.33
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    Wehrli 01-04 Duramax LB7 4in Intake Kit with Air Box Stage 2

    Wehrli
    $669.00
    $669.00 - $669.00
    $669.00
    $619.83
    $619.83 - $619.83
    $619.83

    Wehrli Model WCF100300  This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive pla...

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    $669.00
    $669.00 - $669.00
    $669.00
    $619.83
    $619.83 - $619.83
    $619.83
    Save 7% Save %
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    Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Pass. Side Up Pipe w/Gaskets (Single Turbo)

    Wehrli
    $0.00 - $0.00
    $0.00
    $334.65
    $334.65 - $334.65
    $334.65

    Wehrli Model WCF100654Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Pass. Side Up Pipe w/Gaskets (Single Turbo) Replace the lightweight 16G...

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    $0.00 - $0.00
    $0.00
    $334.65
    $334.65 - $334.65
    $334.65
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    Wehrli 01-04.5 Chevrolet 6.6L LB7 Duramax S400 Turbo Install Kit (No Turbo)

    Wehrli
    $3,196.15 - $3,196.15
    $3,196.15
    $3,196.15 - $3,196.15
    $3,196.15

    Wehrli Model WCF100489 This kit will allow you to install an S400-based Turbo on your LB7 Duramax. Replacing all OEM plumbing and y-bridge with hig...

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    $3,196.15 - $3,196.15
    $3,196.15
    $3,196.15 - $3,196.15
    $3,196.15
    Select Options
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    Wehrli 01-04 Chevrolet 6.6L LB7 Duramax High Flow Intake Bundle Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $2,026.33
    $2,026.33 - $2,026.33
    $2,026.33

    Wehrli Model WCF100712 WCFab 2001-2004 GM LB7 6.6L Duramax Stage 3 High Flow Intake Bundle Kit Stage 3 upgrade for the 2001-2004 LB7 Duramax combin...

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    $0.00 - $0.00
    $0.00
    $2,026.33
    $2,026.33 - $2,026.33
    $2,026.33
    Select Options
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    Wehrli L5P T4 Duramax Pedestal Adapter Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $412.25
    $412.25 - $412.25
    $412.25

    Wehrli Model WCF100256Wehrli L5P T4 Duramax Pedestal Adapter Kit - Adapts T4 Flange Turbine Housing to OEM L5P Duramax Turbo Pedestal for custom tu...

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    $0.00 - $0.00
    $0.00
    $412.25
    $412.25 - $412.25
    $412.25
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    Wehrli L5P Duramax Twin/Compound Turbocharger Pedestal

    Wehrli
    $0.00 - $0.00
    $0.00
    $299.73
    $299.73 - $299.73
    $299.73

    Wehrli Model WCF100729Twin Turbo Pedestal for L5P Duramax. #10 JIC / -10AN turbo drain incorporated into turbo mount. Comes standard with a semi-gl...

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    $0.00 - $0.00
    $0.00
    $299.73
    $299.73 - $299.73
    $299.73
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    Wehrli Chevrolet 6.6L Duramax L5P S400 Single Turbo Oil Line Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $309.43
    $309.43 - $309.43
    $309.43

    Wehrli Model WCF100372Wehrli Chevrolet 6.6L Duramax L5P S400 Single Turbo Oil Line Kit Parker stainless braided #10 drain and #4 Feed Line- Plug ...

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    $0.00 - $0.00
    $0.00
    $309.43
    $309.43 - $309.43
    $309.43
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    Wehrli 17-19 Chevrolet 6.6L L5P Duramax 4in Intake Pipe (Use w/OEM Air Box)

    Wehrli
    $0.00 - $0.00
    $0.00
    $227.95
    $227.95 - $227.95
    $227.95

    Wehrli Model WCF100709 4" Intake Resonator Pipe for 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck equi...

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    $0.00 - $0.00
    $0.00
    $227.95
    $227.95 - $227.95
    $227.95
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    Wehrli 17-19 Chevrolet 6.6L L5P Duramax Driver Side 3in Intercooler Pipe

    Wehrli
    $0.00 - $0.00
    $0.00
    $334.65
    $334.65 - $334.65
    $334.65

    Wehrli Model WCF100708WCFab 3" High Flow Driver (Hot) Side Intercooler pipe for the 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC ...

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    $0.00 - $0.00
    $0.00
    $334.65
    $334.65 - $334.65
    $334.65
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    Wehrli 17-24 Chevrolet 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets

    Wehrli
    $0.00 - $0.00
    $0.00
    $683.85
    $683.85 - $683.85
    $683.85

    Wehrli Model WCF100624Wehrli 17-24 Chevrolet 6.6L L5P Duramax 2in Stainless Up Pipe Kit w/Gaskets Replace the lightweight 16G, leak prone, 1 5/8" O...

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    $0.00 - $0.00
    $0.00
    $683.85
    $683.85 - $683.85
    $683.85
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    Wehrli 15-19 GMC Sierra 6.6L LML/L5P Duramax Bumper Grille

    Wehrli
    $0.00 - $0.00
    $0.00
    $135.80
    $135.80 - $135.80
    $135.80

    Wehrli Model WCF1002912015-2019 LML/L5P GMC Sierra HD Bumper Grilles from WCFab are constructed from heavy gauge stainless steel and designed to ma...

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    $0.00 - $0.00
    $0.00
    $135.80
    $135.80 - $135.80
    $135.80
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    Wehrli 4in ID x 4in Long Silicone Hump Boot and Clamp Kit - Replacement

    Wehrli
    $0.00 - $0.00
    $0.00
    $58.20
    $58.20 - $58.20
    $58.20

    Wehrli Model WCF207-100Contains one 4" x 4" Straight Hump Boot with Logo and two 4" T-Bolt Clamps Replacement part for: 2017-2019 L5P Duramax 4" I...

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    $0.00 - $0.00
    $0.00
    $58.20
    $58.20 - $58.20
    $58.20
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    Wehrli Big Hitch Products 2020-2025 Chevy Silverado HD 2500/3500 Fiberglass Roll Pan

    Wehrli
    $800.00 - $1,349.00
    $800.00
    $800.00 - $1,349.00
    $800.00

    Wehrli Big Hitch Products Model BHP5006 - Allows for removal of the stock rear bumper- Easy installation with basic hand tools- All necessary hard...

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    $800.00 - $1,349.00
    $800.00
    $800.00 - $1,349.00
    $800.00
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    Wehrli Big Hitch Products 2020-2025 GM 2500/3500 HD BELOW Roll Pan 2.5 Inch Receiver Hitch

    Wehrli
    $549.00 - $1,349.00
    $549.00
    $549.00 - $1,349.00
    $549.00

    Wehrli Big Hitch Products Model BHP1037, BHP1038 Pairs with BHP 20+ GM HD Roll Pan BHP5006 (Chevy) and BHP5007 (GMC)- Built-in mounting bracket fo...

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    $549.00 - $1,349.00
    $549.00
    $549.00 - $1,349.00
    $549.00
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    Wehrli Big Hitch Products Clamp On Sled Stops - BELOW Roll Pan

    Wehrli
    $0.00 - $0.00
    $0.00
    $270.00
    $270.00 - $270.00
    $270.00

    Wehrli Big Hitch Products Model BHP3000 - Protect your trucks sheet metal from damage- Clamps to any of our BELOW roll pan receiver hitches- All ne...

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    $0.00 - $0.00
    $0.00
    $270.00
    $270.00 - $270.00
    $270.00
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    Wehrli Big Hitch Products 2007.5-2010 GM Long Box BELOW Roll Pan 2 Inch Receiver Hitch

    Wehrli
    $0.00 - $0.00
    $0.00
    $549.00
    $549.00 - $549.00
    $549.00

    Wehrli Big Hitch Products Model BHP1035 *LONG BOX ONLY Whether you are running a dedicated pulling truck or just a daily driver, this is the only ...

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    $0.00 - $0.00
    $0.00
    $549.00
    $549.00 - $549.00
    $549.00
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    Wehrli Big Hitch Products 2011-2019 LML / L5P GM Long Bed BELOW Roll Pan 2.5 Inch Receiver Hitch

    Wehrli
    $0.00 - $0.00
    $0.00
    $549.00
    $549.00 - $549.00
    $549.00

    Wehrli Big Hitch Products Model BHP1033 Whether you are running a dedicated pulling truck or just a daily driver, this is the only receiver you wa...

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    $0.00 - $0.00
    $0.00
    $549.00
    $549.00 - $549.00
    $549.00
  • Wehrli 17-24 6.7L Power Stroke Coolant Tank w/ Battery Box. Wehrli 20-25 Chevy & GMC Duramax RCLB/CCSB/ECSB 68in. Traction Bar Kit.

    Wehrli 20-25 Chevy & GMC Duramax RCLB/CCSB/ECSB 68in. Traction Bar Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $969.03
    $969.03 - $969.03
    $969.03

    Wehrli Model WCF100876 ***This kit includes 68" long bars for Double Cab Long Bed and Crew Cab Long Bed Models*** ***This kit is for 2020-2025 GM H...

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    $0.00 - $0.00
    $0.00
    $969.03
    $969.03 - $969.03
    $969.03
    Select Options
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    Wehrli 01-10 GM Lower Splash Shield Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $290.03
    $290.03 - $290.03
    $290.03

    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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    $0.00 - $0.00
    $0.00
    $290.03
    $290.03 - $290.03
    $290.03
    Select Options
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    Wehrli 15-19 Chevrolet 2500/3500 Lower Valance Panel Kit w/o Tow Hook Cut Outs- Raw Finish

    Wehrli
    $0.00 - $0.00
    $0.00
    $227.95
    $227.95 - $227.95
    $227.95

    Wehrli Model WCF100426Wehrli 15-19 Chevrolet 2500/3500 Front Bumper Valance Filler Panel Kit w/o Tow Hook Cut Outs - Raw Finish Removing the OEM pl...

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    $0.00 - $0.00
    $0.00
    $227.95
    $227.95 - $227.95
    $227.95
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    Wehrli 15-19 Chevrolet 2500/3500 Lower Valance Panel w/o Tow Hook Cut Outs - Texture Black

    Wehrli
    $0.00 - $0.00
    $0.00
    $280.33
    $280.33 - $280.33
    $280.33

    Wehrli Model WCF100428-FTBWehrli 15-19 Chevrolet 2500/3500 Lower Valance Panel w/o Tow Hook Cut Outs - Texture Black Removing the OEM plastic lower...

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    $0.00 - $0.00
    $0.00
    $280.33
    $280.33 - $280.33
    $280.33

 

YOUR ALL-IN-ONE SOURCE FOR DURAMAX PERFORMANCE UPGRADES

Having the right parts makes all the difference when you’re working on your engine, and we’re your total resource for everything you need. We have a wide assortment of Duramax parts for sale from top manufacturers including Kryptonite, ndustrial njectio, smeding, Banks Power and more. We give you a huge selection of options to choose from, meaning you’re more than likely to find exactly what you’re looking for when you need Duramax aftermarket parts.

From small parts for a quick fix to complete systems for a total overhaul, we have a solution for every need. Our range of products for Duramax engines includes:

  • Transmissions
  • Injection pumps
  • Turbochargers and exhausts
  • Wiring harnesses
  • Radiator hoses
  • Intercoolers
  • Fuel systems
  • And more

SHOP POWERHOUSE DIESEL

Whether you’re trying to squeeze more power out of your engine or keep it maintained to extend its lifespan, there’s no better place to turn than Powerhouse Diesel. From routine maintenance to full-on performance upgrades, our selection of components, tools and accessories make it possible to get the work done and give you the performance you’ve always wanted.

Our team here understands what you’re looking for and why. We’re just as passionate about trucks as you are, and we’ll take the time to share our expertise so you can find the perfect fit for your ride. If you want to learn more about everything we have to offer, take a moment to browse through our product listings on this page or reach out to one of our helpful representatives today.

Powerhouse Diesel