Skip to content
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay.
Free Shipping on most orders over $150.00. 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

$
$
  • 5" Rear Block Kit - GM Silverado / Sierra 2500HD/3500HD 2011-2024

    ReadyLift
    Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95

    Readylift Model 26-3205 QUICK OVERVIEW 2011-2024 GM 2500HD/3500HD OEM Style 5" Rear Lift Block Kit 5" Tall rear block kit Cast Iron construction E-...

    View full details
    Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95
  • 4" Rear Block Kit - GM Silverado / GMC Sierra 2500HD/3500HD 2011-2024

    ReadyLift
    Original price $189.95 - Original price $189.95
    Original price
    $189.95
    $189.95 - $189.95
    Current price $189.95

    Readylift Model 26-3204 QUICK OVERVIEW 2011-2024 GM 2500HD/3500HD OEM Style 4" Rear Lift Block Kit 4" Tall rear block kit Cast Iron construction E-...

    View full details
    Original price $189.95 - Original price $189.95
    Original price
    $189.95
    $189.95 - $189.95
    Current price $189.95
  • 2" Rear Block Kit - GM Silverado / Sierra 2500 HD OEM Style 2011-2024

    ReadyLift
    Original price $169.95 - Original price $169.95
    Original price
    $169.95
    $169.95 - $169.95
    Current price $169.95

    Readylift Model 66-3112 QUICK OVERVIEW GM 2500HD/3500HD OEM Style 2" Rear Lift Block Kit Fits 2011-2024 GM HD trucks. Includes new longer u-bolts ...

    View full details
    Original price $169.95 - Original price $169.95
    Original price
    $169.95
    $169.95 - $169.95
    Current price $169.95
  • 3'' SST2.1 Lift Kit With Fabricated Control Arms And Falcon 2.1 Shocks- GM Silverado / Sierra 2500HD/3500HD 2020-2024

    ReadyLift
    Original price $2,259.95 - Original price $2,259.95
    Original price
    $2,259.95
    $2,259.95 - $2,259.95
    Current price $2,259.95

    Readylift Model 62-30360 QUICK OVERVIEW Features and Benefits: - 3" Front/ 1" Rear SST Lift Kit - Fits 2020-2024 GM HD 2500/3500 - SST lift-s...

    View full details
    Original price $2,259.95 - Original price $2,259.95
    Original price
    $2,259.95
    $2,259.95 - $2,259.95
    Current price $2,259.95
  • 6'' Lift Kit - GM Silverado / Sierra 2500HD/3500HD W/ Falcon 1.1 Shocks 2020-2023

    ReadyLift
    Original price $2,839.95 - Original price $2,839.95
    Original price
    $2,839.95
    $2,839.95 - $2,839.95
    Current price $2,839.95

    Readylift Model 44-30620 QUICK OVERVIEW 6" Big Lift Kit Made to fit 2020-2023 GM 2500HD/3500HD 4WD and AT4 Models. Complete front/rear off road su...

    View full details
    Original price $2,839.95 - Original price $2,839.95
    Original price
    $2,839.95
    $2,839.95 - $2,839.95
    Current price $2,839.95
  • 8'' Lift Kit - GM Silverado / Sierra 2500HD/3500HD W/ Falcon 1.1 Shocks 2020-2023

    ReadyLift
    Original price $3,259.95 - Original price $3,259.95
    Original price
    $3,259.95
    $3,259.95 - $3,259.95
    Current price $3,259.95

    Readylift Model 44-30820 QUICK OVERVIEW 8" Big Lift Kit Made to fit 2020-2023 GM 2500HD/3500HD 4WD and AT4 Models. Complete front/rear off-road su...

    View full details
    Original price $3,259.95 - Original price $3,259.95
    Original price
    $3,259.95
    $3,259.95 - $3,259.95
    Current price $3,259.95
  • 2020-2024 GMC/Chevy 2500/3500 HD Front Inner Fender Bracket

    ReadyLift
    Original price $79.95 - Original price $79.95
    Original price
    $79.95
    $79.95 - $79.95
    Current price $79.95

    Readylift Model 67-12238 QUICK OVERVIEW ReadyLIFT recently released our 3” SST kit for the 2020-2024 GM HD trucks and in that kit is our new Inner...

    View full details
    Original price $79.95 - Original price $79.95
    Original price
    $79.95
    $79.95 - $79.95
    Current price $79.95
  • ReadyAIR 2020-2024 GM 2500 (without Overload Springs) Load Leveling Helper Spring Kit

    ReadyLift
    Original price $799.99 - Original price $799.99
    Original price
    $799.99
    $799.99 - $799.99
    Current price $799.99

    Readylift Model 88-32200 QUICK OVERVIEW ReadyLIFT is proud to introduce ReadyAIR Performance Load Leveling Suspension powered by LOGIQ. ReadyAIR p...

    View full details
    Original price $799.99 - Original price $799.99
    Original price
    $799.99
    $799.99 - $799.99
    Current price $799.99
  • 3"F / 2"R SST Lift Kit- GM Silverado / Sierra 2500HD 2020-2021

    ReadyLift
    Original price $459.95 - Original price $459.95
    Original price
    $459.95
    $459.95 - $459.95
    Current price $459.95

    Readylift Model 69-3030 QUICK OVERVIEW 2020-2022 GM 2500/3500 HD including AT4 3" Front/ 2" Rear SST Lift Kit SST lift specific Forged Torsion Ke...

    View full details
    Original price $459.95 - Original price $459.95
    Original price
    $459.95
    $459.95 - $459.95
    Current price $459.95
  • ReadyAIR 2020-2024 GM 2500/3500 (with Overload Springs) Load Leveling Helper Spring Kit

    ReadyLift
    Original price $899.95 - Original price $899.95
    Original price
    $899.95
    $899.95 - $899.95
    Current price $899.95

    Readylift Model 88-33200 QUICK OVERVIEW ReadyLIFT is proud to introduce ReadyAIR Performance Load Leveling Suspension powered by LOGIQ. ReadyAIR p...

    View full details
    Original price $899.95 - Original price $899.95
    Original price
    $899.95
    $899.95 - $899.95
    Current price $899.95

 

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