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 Save 14% Save %

    Eaton GM 9.76in Rear Master Install Kit

    Eaton
    $ 6,681.00
    $ 6,681.00 - $ 6,681.00
    $ 6,681.00
    $ 5,746.00
    $ 5,746.00 - $ 5,746.00
    $ 5,746.00

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

    View full details
    $ 6,681.00
    $ 6,681.00 - $ 6,681.00
    $ 6,681.00
    $ 5,746.00
    $ 5,746.00 - $ 5,746.00
    $ 5,746.00
    Save 14% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Truetrac Differential GM 10.5in 14 Bolt 30 Spline 4.56 Ratio & Up

    Eaton
    $ 21,504.00
    $ 21,504.00 - $ 21,504.00
    $ 21,504.00
    $ 19,784.00
    $ 19,784.00 - $ 19,784.00
    $ 19,784.00

    The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...

    View full details
    $ 21,504.00
    $ 21,504.00 - $ 21,504.00
    $ 21,504.00
    $ 19,784.00
    $ 19,784.00 - $ 19,784.00
    $ 19,784.00
    Save 8% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Locker Differential 35 Spline 1.50in Axle Shaft Diameter 4.10 & Up Ratio Rear Dana 80

    Eaton
    $ 26,537.00
    $ 26,537.00 - $ 26,537.00
    $ 26,537.00
    $ 24,414.00
    $ 24,414.00 - $ 24,414.00
    $ 24,414.00

    The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...

    View full details
    $ 26,537.00
    $ 26,537.00 - $ 26,537.00
    $ 26,537.00
    $ 24,414.00
    $ 24,414.00 - $ 24,414.00
    $ 24,414.00
    Save 8% Save %
  • responsive-image responsive-image Save 14% Save %

    Eaton AAM 11.50in Rear Master Install Kit

    Eaton
    $ 6,510.00
    $ 6,510.00 - $ 6,510.00
    $ 6,510.00
    $ 5,599.00
    $ 5,599.00 - $ 5,599.00
    $ 5,599.00

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

    View full details
    $ 6,510.00
    $ 6,510.00 - $ 6,510.00
    $ 6,510.00
    $ 5,599.00
    $ 5,599.00 - $ 5,599.00
    $ 5,599.00
    Save 14% Save %
  • responsive-image responsive-image Save 14% Save %

    Eaton GM 9.5in Rear Master Install kit

    Eaton
    $ 5,286.00
    $ 5,286.00 - $ 5,286.00
    $ 5,286.00
    $ 4,546.00
    $ 4,546.00 - $ 4,546.00
    $ 4,546.00

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

    View full details
    $ 5,286.00
    $ 5,286.00 - $ 5,286.00
    $ 5,286.00
    $ 4,546.00
    $ 4,546.00 - $ 4,546.00
    $ 4,546.00
    Save 14% Save %
  • responsive-image responsive-image

    Eaton Posi Differential 30 Spline 1.50in Axle Shaft Diameter 4.10 & Down Ratio Rear 10.5in

    Eaton
    $ 17,890.00 - $ 17,890.00
    $ 17,890.00
    $ 17,890.00 - $ 17,890.00
    $ 17,890.00

    The Eaton Posi limited-slip differential is the perfect way to control traction in street rods, light duty pickups and all types of tarmac running ...

    View full details
    $ 17,890.00 - $ 17,890.00
    $ 17,890.00
    $ 17,890.00 - $ 17,890.00
    $ 17,890.00
  • responsive-image responsive-image Save 14% Save %

    Eaton GM 10.50in Rear Master Install Kit

    Eaton
    $ 5,653.00
    $ 5,653.00 - $ 5,653.00
    $ 5,653.00
    $ 4,862.00
    $ 4,862.00 - $ 4,862.00
    $ 4,862.00

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

    View full details
    $ 5,653.00
    $ 5,653.00 - $ 5,653.00
    $ 5,653.00
    $ 4,862.00
    $ 4,862.00 - $ 4,862.00
    $ 4,862.00
    Save 14% Save %
  • responsive-image responsive-image Save 4% Save %

    Eaton ELocker Service Kit Dana 60 35 Spline

    Eaton
    $ 6,139.00
    $ 6,139.00 - $ 6,139.00
    $ 6,139.00
    $ 5,893.00
    $ 5,893.00 - $ 5,893.00
    $ 5,893.00

    Eaton Elocker® Service Kit; Dana 60; 35 Spline; Incl. Side Gear; Pinion Gears; Shims; Pinion Thrust Washers; Pinion Shafts; Shaft Lock Screw;This ...

    View full details
    $ 6,139.00
    $ 6,139.00 - $ 6,139.00
    $ 6,139.00
    $ 5,893.00
    $ 5,893.00 - $ 5,893.00
    $ 5,893.00
    Save 4% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Truetrac Differential 33 Spline 1.37in Axle Shaft Diameter Front 9.25in Rear 9.5in

    Eaton
    $ 17,386.00
    $ 17,386.00 - $ 17,386.00
    $ 17,386.00
    $ 15,995.00
    $ 15,995.00 - $ 15,995.00
    $ 15,995.00

    The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...

    View full details
    $ 17,386.00
    $ 17,386.00 - $ 17,386.00
    $ 17,386.00
    $ 15,995.00
    $ 15,995.00 - $ 15,995.00
    $ 15,995.00
    Save 8% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Truetrac Differential GM 10.5in 14 Bolt 30 Spline 4.10 & Down Ratio

    Eaton
    $ 21,733.00
    $ 21,733.00 - $ 21,733.00
    $ 21,733.00
    $ 19,994.00
    $ 19,994.00 - $ 19,994.00
    $ 19,994.00

    The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...

    View full details
    $ 21,733.00
    $ 21,733.00 - $ 21,733.00
    $ 21,733.00
    $ 19,994.00
    $ 19,994.00 - $ 19,994.00
    $ 19,994.00
    Save 8% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Locker Differential 33 Spline 1.37in Axle Shaft Diameter Front 9.25in Rear 9.5in

    Eaton
    $ 25,576.00
    $ 25,576.00 - $ 25,576.00
    $ 25,576.00
    $ 23,530.00
    $ 23,530.00 - $ 23,530.00
    $ 23,530.00

    The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...

    View full details
    $ 25,576.00
    $ 25,576.00 - $ 25,576.00
    $ 25,576.00
    $ 23,530.00
    $ 23,530.00 - $ 23,530.00
    $ 23,530.00
    Save 8% Save %
  • responsive-image responsive-image Save 3% Save %

    Eaton Detroit Locker Differential 30 Spline 1.50in Axle Shaft Diameter Rear 10.5in

    Eaton
    $ 15,188.00
    $ 15,188.00 - $ 15,188.00
    $ 15,188.00
    $ 14,733.00
    $ 14,733.00 - $ 14,733.00
    $ 14,733.00

    NoSPIN maximizes traction by delivering 100% of the torque and power to both drive wheels. It is engineered to keep both wheels in a constant drive...

    View full details
    $ 15,188.00
    $ 15,188.00 - $ 15,188.00
    $ 15,188.00
    $ 14,733.00
    $ 14,733.00 - $ 14,733.00
    $ 14,733.00
    Save 3% Save %
  • responsive-image responsive-image Save 14% Save %

    Eaton AAM 11.50in Rear Master Install Kit

    Eaton
    $ 6,632.00
    $ 6,632.00 - $ 6,632.00
    $ 6,632.00
    $ 5,704.00
    $ 5,704.00 - $ 5,704.00
    $ 5,704.00

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

    View full details
    $ 6,632.00
    $ 6,632.00 - $ 6,632.00
    $ 6,632.00
    $ 5,704.00
    $ 5,704.00 - $ 5,704.00
    $ 5,704.00
    Save 14% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Truetrac Differential 30 Spline Rear 11.5in

    Eaton
    $ 28,138.00
    $ 28,138.00 - $ 28,138.00
    $ 28,138.00
    $ 25,887.00
    $ 25,887.00 - $ 25,887.00
    $ 25,887.00

    The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Mainten...

    View full details
    $ 28,138.00
    $ 28,138.00 - $ 28,138.00
    $ 28,138.00
    $ 25,887.00
    $ 25,887.00 - $ 25,887.00
    $ 25,887.00
    Save 8% Save %
  • responsive-image responsive-image Save 8% Save %

    Eaton Detroit Locker Differential 30 Spline 1.55in Axle Shaft Diameter Rear 11.5in

    Eaton
    $ 34,315.00
    $ 34,315.00 - $ 34,315.00
    $ 34,315.00
    $ 31,570.00
    $ 31,570.00 - $ 31,570.00
    $ 31,570.00

    The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, b...

    View full details
    $ 34,315.00
    $ 34,315.00 - $ 34,315.00
    $ 34,315.00
    $ 31,570.00
    $ 31,570.00 - $ 31,570.00
    $ 31,570.00
    Save 8% Save %

 

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