Skip to content
Free Shipping on most orders over $100.00. Buy now, pay later with ShopPay.
Free Shipping on most orders over $100.00. Buy now, pay later with ShopPay.

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.

Filters

  • responsive-image responsive-image

    Smeding Diesel S366 SXE Turbocharger

    Smeding
    $1,056.00 - $1,829.00
    $1,056.00 - $1,829.00
    $1,056.00 - $1,829.00
    $1,056.00

    Smeding Diesel S366 SXE Turbocharger

    $1,056.00 - $1,829.00
    $1,056.00 - $1,829.00
    $1,056.00 - $1,829.00
    $1,056.00
  • responsive-image responsive-image

    Smeding Diesel S362 SXE Turbocharger

    Smeding
    $1,056.00 - $1,649.00
    $1,056.00 - $1,649.00
    $1,056.00 - $1,649.00
    $1,056.00

    s362 sxe turbocharger

    $1,056.00 - $1,649.00
    $1,056.00 - $1,649.00
    $1,056.00 - $1,649.00
    $1,056.00
  • responsive-image responsive-image

    XDP DURAMAX CAT ADAPTER WITH 1R-0750 FILTER, BLEEDER SCREW & SPACER XD171

    XDP
    $159.00 - $159.00
    $159.00
    $159.00 - $159.00
    $159.00

    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
    $159.00 - $159.00
    $159.00
    $159.00 - $159.00
    $159.00
  • responsive-image responsive-image

    Rough Country 78 Series Wheel | Simulated Beadlock | Bronze/Black | 18x9 | 8x6.5 | -12mm

    Rough Country
    $290.00 - $290.00
    $290.00
    $290.00 - $290.00
    $290.00

    Rough Country Model 78181210 Take your off-road rig to the next level with a wheel designed for adventure and built to perform. The Rough Country 7...

    View full details
    $290.00 - $290.00
    $290.00
    $290.00 - $290.00
    $290.00
  • responsive-image responsive-image

    Rough Country 78 Series Wheel | Simulated Beadlock | Bronze/Black | 18x9 | 8x180 | 0mm

    Rough Country
    $290.00 - $290.00
    $290.00
    $290.00 - $290.00
    $290.00

    Rough Country Model 78180906 Take your off-road rig to the next level with a wheel designed for adventure and built to perform. The Rough Country 7...

    View full details
    $290.00 - $290.00
    $290.00
    $290.00 - $290.00
    $290.00
  • User 1 User 1

    Gen-Y 19-24 GM 2500/3500 Single Cab Running Board Brackets Only

    GEN-Y Hitch
    $181.00 - $181.00
    $181.00
    $181.00 - $181.00
    $181.00

    GEN-Y Hitch Model GH-25107Gen-Y 19-24 GM 2500/3500 Single Cab Running Board Brackets Only

    $181.00 - $181.00
    $181.00
    $181.00 - $181.00
    $181.00
  • User 1 User 1

    Gen-Y 20-25 GM 2500/3500 Standard Cab Running Boards

    GEN-Y Hitch
    $677.00 - $677.00
    $677.00
    $677.00 - $677.00
    $677.00

    GEN-Y Hitch Model GH-25007Gen-Y 20-25 GM 2500/3500 Standard Cab Running Boards

    $677.00 - $677.00
    $677.00
    $677.00 - $677.00
    $677.00
  • User 1 User 1 Save 9% Save %

    Mishimoto 11-16 Chevy Silverado 6.6L Duramax Replacement Radiator

    Mishimoto
    $401.00
    $401.00 - $401.00
    $401.00
    $365.00
    $365.00 - $365.00
    $365.00

    Mishimoto Model R13244The 2011-2016 Chevrolet 6.6L Duramax LML radiator offers a seamless direct replacement for your factory unit. Designed for pe...

    View full details
    $401.00
    $401.00 - $401.00
    $401.00
    $365.00
    $365.00 - $365.00
    $365.00
    Save 9% Save %
  • Photo - Mounted Photo - Primary

    AMP Research 22-23 Chevy/GMC Silverado/Sierra 1500 & 2024 2500/3500HD PowerStep XL

    AMP Research
    $3,326.00 - $3,326.00
    $3,326.00
    $3,326.00 - $3,326.00
    $3,326.00

    AMP Research Model 77255-01AThe AMP Research POWERSTEPXL automatic electric-powered running board is designed for lifted trucks. The board has been...

    View full details
    $3,326.00 - $3,326.00
    $3,326.00
    $3,326.00 - $3,326.00
    $3,326.00
  • WeatherTech 07-13 Chevrolet Silverado Front FloorLiner - Tan. WeatherTech 07-13 Chevrolet Silverado Front FloorLiner - Tan.

    WeatherTech 07-13 Chevrolet Silverado Front FloorLiner - Tan

    WeatherTech
    $256.00 - $256.00
    $256.00
    $256.00 - $256.00
    $256.00

    WeatherTech Model 453711The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protect...

    View full details
    $256.00 - $256.00
    $256.00
    $256.00 - $256.00
    $256.00
  • WeatherTech 2014+ GMC Sierra/Sierra Denali No Drill Mudflaps - Black. WeatherTech 2014+ GMC Sierra/Sierra Denali No Drill Mudflaps - Black.

    WeatherTech 2014+ GMC Sierra/Sierra Denali No Drill Mudflaps - Black

    WeatherTech
    $307.00 - $307.00
    $307.00
    $307.00 - $307.00
    $307.00

    WeatherTech Model 110011-120025Introducing the WeatherTech ® DigitalFit ® No-Drill MudFlap! From the creators of the revolutionary FloorLinerâ...

    View full details
    $307.00 - $307.00
    $307.00
    $307.00 - $307.00
    $307.00
  • WeatherTech 1988-1998 Chevrolet C/K Series Pickup Extended Cab Techshade Full Vehicle Kit. WeatherTech 1988-1998 Chevrolet C/K Series Pickup Extended Cab Techshade Full Vehicle Kit.

    WeatherTech 1988-1998 Chevrolet C/K Series Pickup Extended Cab Techshade Full Vehicle Kit

    WeatherTech
    $220.00 - $220.00
    $220.00
    $220.00 - $220.00
    $220.00

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

    View full details
    $220.00 - $220.00
    $220.00
    $220.00 - $220.00
    $220.00
  • WeatherTech 99-02 GMC Sierra Classic / Chevrolet Silverado Classic TechShade. WeatherTech 99-02 GMC Sierra Classic / Chevrolet Silverado Classic TechShade.

    WeatherTech 99-02 GMC Sierra Classic / Chevrolet Silverado Classic TechShade

    WeatherTech
    $97.00 - $97.00
    $97.00
    $97.00 - $97.00
    $97.00

    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...

    View full details
    $97.00 - $97.00
    $97.00
    $97.00 - $97.00
    $97.00
  • WeatherTech 14+ Chevrolet Silverado Rear Rubber Mats - Black. WeatherTech 14+ Chevrolet Silverado Rear Rubber Mats - Black.

    WeatherTech 14+ Chevrolet Silverado Rear Rubber Mats - Black

    WeatherTech
    $94.00 - $94.00
    $94.00
    $94.00 - $94.00
    $94.00

    WeatherTech Model W310The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They w...

    View full details
    $94.00 - $94.00
    $94.00
    $94.00 - $94.00
    $94.00
  • WeatherTech 14+ Chevrolet Silverado Double Cab Rear Side Window Deflectors - Dark Smoke. WeatherTech 14+ Chevrolet Silverado Double Cab Rear Side Window Deflectors - Dark Smoke.

    WeatherTech 14+ Chevrolet Silverado Double Cab Rear Side Window Deflectors - Dark Smoke

    WeatherTech
    $87.00 - $87.00
    $87.00
    $87.00 - $87.00
    $87.00

    WeatherTech Model 81740WeatherTech ® Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Ge...

    View full details
    $87.00 - $87.00
    $87.00
    $87.00 - $87.00
    $87.00
  • WeatherTech 07+ Chevrolet Silverado TechLiner - Black. WeatherTech 07+ Chevrolet Silverado TechLiner - Black.

    WeatherTech 07+ Chevrolet Silverado TechLiner - Black

    WeatherTech
    $275.00 - $275.00
    $275.00
    $275.00 - $275.00
    $275.00

    WeatherTech Model 36905WeatherTech ® TechLiner ® is the easiest to install, custom-fit solution for protecting and preserving pick-up truck bed...

    View full details
    $275.00 - $275.00
    $275.00
    $275.00 - $275.00
    $275.00
  • WeatherTech 14+ Chevrolet Silverado No Drill Mudflaps - Black. WeatherTech 14+ Chevrolet Silverado No Drill Mudflaps - Black.

    WeatherTech 14+ Chevrolet Silverado No Drill Mudflaps - Black

    WeatherTech
    $133.00 - $133.00
    $133.00
    $133.00 - $133.00
    $133.00

    WeatherTech Model 120035Introducing the WeatherTech ® DigitalFit ® No-Drill MudFlap! From the creators of the revolutionary FloorLinerâ„ ¢ c...

    View full details
    $133.00 - $133.00
    $133.00
    $133.00 - $133.00
    $133.00
  • WeatherTech 2020+ Chevrolet Silverado 2500HD/3500HD Scratch Protection - Transparent. responsive-image

    WeatherTech 2020+ Chevrolet Silverado 2500HD/3500HD Scratch Protection - Transparent

    WeatherTech
    $159.00 - $159.00
    $159.00
    $159.00 - $159.00
    $159.00

    WeatherTech Model SP0664WeatherTech Scratch Protection is a virtually invisible film, custom manufactured to perfectly fit your exact make and mode...

    View full details
    $159.00 - $159.00
    $159.00
    $159.00 - $159.00
    $159.00
  • WeatherTech 96 GMC Rally Van Rear Rubber Mats - Grey. WeatherTech 96 GMC Rally Van Rear Rubber Mats - Grey.

    WeatherTech 96 GMC Rally Van Rear Rubber Mats - Grey

    WeatherTech
    $94.00 - $94.00
    $94.00
    $94.00 - $94.00
    $94.00

    WeatherTech Model W25GRThe WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They ...

    View full details
    $94.00 - $94.00
    $94.00
    $94.00 - $94.00
    $94.00
  • DDP Duramax 04.5-05 LLY Brand New Injector Set - Economy Series. DDP Duramax 04.5-05 LLY Brand New Injector Set - Economy Series. Save 14% Save %

    DDP Duramax 04.5-05 LLY Brand New Injector Set - Economy Series

    DDP
    $6,733.00
    $6,733.00 - $6,733.00
    $6,733.00
    $5,757.00
    $5,757.00 - $5,757.00
    $5,757.00

    DDP Model DDP NLLY-ECO Duramax 04.5-05 LLY Injector Set: Brand New Injector Set, Economy Series, 10-20 RWHP increase over stock. 

    $6,733.00
    $6,733.00 - $6,733.00
    $6,733.00
    $5,757.00
    $5,757.00 - $5,757.00
    $5,757.00
    Save 14% Save %
  • Exergy 19-20 Chevrolet Duramax 6.7L Cummings 10mm Stroker CP4.2 Pump. Exergy 19-20 Chevrolet Duramax 6.7L Cummings 10mm Stroker CP4.2 Pump.

    Exergy 19-20 Chevrolet Duramax 6.7L Cummings 10mm Stroker CP4.2 Pump

    Exergy
    $1,591.00 - $1,591.00
    $1,591.00
    $1,591.00 - $1,591.00
    $1,591.00

    Exergy Model E04 20906 Has your factory pump hit its limit, and you still need more pump capacity? Do you want the capability of more power without...

    View full details
    $1,591.00 - $1,591.00
    $1,591.00
    $1,591.00 - $1,591.00
    $1,591.00
  • ATS Diesel 01-12 6.6L LB7 Duramax Stage 3 Allison LCT1000 Transmission Package 2WD. ATS Diesel 01-12 6.6L LB7 Duramax Stage 3 Allison LCT1000 Transmission Package 2WD.

    ATS Diesel 01-12 6.6L LB7 Duramax Stage 3 Allison LCT1000 Transmission Package 2WD

    ATS Diesel
    $10,601.00 - $10,601.00
    $10,601.00
    $10,601.00 - $10,601.00
    $10,601.00

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

    View full details
    $10,601.00 - $10,601.00
    $10,601.00
    $10,601.00 - $10,601.00
    $10,601.00
  • ATS Diesel 11-14 GM 6.6L Duramax 2WD TCM Upgrade A50 to T87. ATS Diesel 11-14 GM 6.6L Duramax 2WD TCM Upgrade A50 to T87.

    ATS Diesel 11-14 GM 6.6L Duramax 2WD TCM Upgrade A50 to T87

    ATS Diesel
    $2,885.00 - $2,885.00
    $2,885.00
    $2,885.00 - $2,885.00
    $2,885.00

    ATS Diesel Model 6019204368ATS Diesel 11-14 GM 6.6L Duramax 2WD TCM Upgrade A50 to T87 The A50 Chevy TCM that is used to control the Allison 6-spee...

    View full details
    $2,885.00 - $2,885.00
    $2,885.00
    $2,885.00 - $2,885.00
    $2,885.00
  • aFe 011-16 GM Diesel Trucks V8-6.6L LML Engine Oil Pan Black POWER Pro Series w/ Machined Fins. aFe 011-16 GM Diesel Trucks V8-6.6L LML Engine Oil Pan Black POWER Pro Series w/ Machined Fins.

    aFe 011-16 GM Diesel Trucks V8-6.6L LML Engine Oil Pan Black POWER Pro Series w/ Machined Fins

    aFe
    $522.00 - $522.00
    $522.00
    $522.00 - $522.00
    $522.00

    aFe Model 46-71080BaFe Power oil pans are constructed out of durable cast aluminum with machined fins for maximum strength and styling. This cover ...

    View full details
    $522.00 - $522.00
    $522.00
    $522.00 - $522.00
    $522.00

 

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