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

$
$
  • 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
    $176.95 - $176.95
    $176.95
    $176.95 - $176.95
    $176.95

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

    View full details
    $176.95 - $176.95
    $176.95
    $176.95 - $176.95
    $176.95
  • 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
    $211.90 - $211.90
    $211.90
    $211.90 - $211.90
    $211.90

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

    View full details
    $211.90 - $211.90
    $211.90
    $211.90 - $211.90
    $211.90
  • 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
    $151.95 - $151.95
    $151.95
    $151.95 - $151.95
    $151.95

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

    View full details
    $151.95 - $151.95
    $151.95
    $151.95 - $151.95
    $151.95
  • 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
    $66.95 - $66.95
    $66.95
    $66.95 - $66.95
    $66.95

    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
    $66.95 - $66.95
    $66.95
    $66.95 - $66.95
    $66.95
  • 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
    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00

    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
    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00
  • 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
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00

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

    View full details
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00
  • WeatherTech 07+ Chevrolet Silverado TechLiner - Black. WeatherTech 07+ Chevrolet Silverado TechLiner - Black.

    WeatherTech 07+ Chevrolet Silverado TechLiner - Black

    WeatherTech
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

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

    View full details
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
  • 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
    $91.95 - $91.95
    $91.95
    $91.95 - $91.95
    $91.95

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

    View full details
    $91.95 - $91.95
    $91.95
    $91.95 - $91.95
    $91.95
  • WeatherTech 2020+ Chevrolet Silverado 2500HD/3500HD Scratch Protection - Transparent. WeatherTech 2020+ Chevrolet Silverado 2500HD/3500HD Scratch Protection - Transparent.

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

    WeatherTech
    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95

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

    View full details
    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95
  • 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
    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00

    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
    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00
  • WeatherTech 19-24 Chevrolet Silverado CREW CAB SillProtector (4pc Set) - Black. WeatherTech 19-24 Chevrolet Silverado CREW CAB SillProtector (4pc Set) - Black.

    WeatherTech 19-24 Chevrolet Silverado CREW CAB SillProtector (4pc Set) - Black

    WeatherTech
    $71.95 - $71.95
    $71.95
    $71.95 - $71.95
    $71.95

    WeatherTech Model ST012K2 CREW CAB MODELS ONLY!Made from the same impact-resistant material as BumperTopper, SillProtector is a custom-fitting, dur...

    View full details
    $71.95 - $71.95
    $71.95
    $71.95 - $71.95
    $71.95
  • WeatherTech 20-24 GMC/Chevrolet Sierra/Silverado 2500/3500HD 82.5in Bed ImpactLiner - Black. WeatherTech 20-24 GMC/Chevrolet Sierra/Silverado 2500/3500HD 82.5in Bed ImpactLiner - Black.

    WeatherTech 20-24 GMC/Chevrolet Sierra/Silverado 2500/3500HD 82.5in Bed ImpactLiner - Black

    WeatherTech
    $319.95 - $319.95
    $319.95
    $319.95 - $319.95
    $319.95

    WeatherTech Model 38211IM (TAILGATE COVERAGE NOT INCLUDED WITH THIS PRODUCT) Your truck is more than just a vehicle – it's a workhorse. Whether it'...

    View full details
    $319.95 - $319.95
    $319.95
    $319.95 - $319.95
    $319.95
  • WeatherTech 07-13 Chevrolet Silverado (Excl. Hybrid) Crew Cab Rear FloorLiner - Grey. WeatherTech 07-13 Chevrolet Silverado (Excl. Hybrid) Crew Cab Rear FloorLiner - Grey.

    WeatherTech 07-13 Chevrolet Silverado (Excl. Hybrid) Crew Cab Rear FloorLiner - Grey

    WeatherTech
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
  • responsive-image responsive-image

    WeatherTech 19+ Chevrolet Silverado Double Cab Fr and Rr Side Window Deflectors - Dark Smoke

    WeatherTech
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95
  • responsive-image responsive-image

    WeatherTech 2019+ Chevrolet Silverado 1500 Rear Side Window Deflectors - Dark Smoke

    WeatherTech
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00
  • responsive-image responsive-image

    WeatherTech 15-19 GMC Sierra 2500/3500HD CC Rear Side Window Deflectors - Dark Tint

    WeatherTech
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00
  • responsive-image responsive-image

    WeatherTech 15-19 GMC Sierra 2500/3500HD DC Front & Rear Side Window Deflectors - Dark Tint

    WeatherTech
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95
  • responsive-image responsive-image

    WeatherTech 15-19 Chevrolet/GMC Silverado/Sierra 2500/3500HD DC Rear Side Window Deflectors - Dk Tnt

    WeatherTech
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $60.00 - $60.00
    $60.00
    $60.00 - $60.00
    $60.00
  • responsive-image responsive-image

    WeatherTech 15-19 GMC Sierra 2500/3500HD CC/DC Front Side Window Deflectors - Dark Tint

    WeatherTech
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • responsive-image responsive-image

    WeatherTech 20-24 GMC Sierra/Sierra Denali 2500HD/3500HD Crew Cab SillProtector - 4 Piece - Black

    WeatherTech
    $71.95 - $71.95
    $71.95
    $71.95 - $71.95
    $71.95

    Made from the same impact-resistant material as BumperTopper, SillProtector is a custom-fitting, durable plastic guard that protects interior door ...

    View full details
    $71.95 - $71.95
    $71.95
    $71.95 - $71.95
    $71.95
  • responsive-image responsive-image

    WeatherTech 20-24 GMC Sierra 2500/3500HD DC/CC Front Side Window Deflectors - Dark Tint

    WeatherTech
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • responsive-image responsive-image

    WeatherTech 15-19 Sierra Silverado 2500/3500 CC Front & Rear Side Window Deflectors - Dark Tint

    WeatherTech
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

    View full details
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95
  • responsive-image responsive-image

    WT Rubber Mats - Rear - Tan

    WeatherTech
    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95

    The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They wont curl, crack or har...

    View full details
    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95
  • responsive-image responsive-image

    WT Rubber Mats - Rear - Grey

    WeatherTech
    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95

    The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They wont curl, crack or har...

    View full details
    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95

 

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