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

    XDP Duramax Crankshaft Pin Kit XD331

    XDP
    $230.00 - $230.00
    $230.00
    $230.00 - $230.00
    $230.00

    XDP Model XD331 Avoid catastrophic engine failure from a sheared dowel pin in your 2001-2016 GM 6.6L Duramax with the XDP Duramax Crankshaft Pin K...

    View full details
    $230.00 - $230.00
    $230.00
    $230.00 - $230.00
    $230.00
  • responsive-image responsive-image

    XDP DURAMAX RADIATOR COOLANT DRAIN PIPE XD328

    XDP
    $87.00 - $87.00
    $87.00
    $87.00 - $87.00
    $87.00

    XDP Model XD328Eliminate the hassle of servicing the cooling system in your 2006-2019 GM 6.6L Duramax with the XDP Duramax Radiator Coolant Drain P...

    View full details
    $87.00 - $87.00
    $87.00
    $87.00 - $87.00
    $87.00
  • responsive-image responsive-image

    XDP X-TRA COOL DIRECT-FIT TRANSMISSION OIL COOLER XD309

    XDP
    $297.00 - $297.00
    $297.00
    $297.00 - $297.00
    $297.00

    XDP Model XD309The XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD309 is a direct upgrade for the factory transmission oil cooler in your 2001...

    View full details
    $297.00 - $297.00
    $297.00
    $297.00 - $297.00
    $297.00
  • responsive-image responsive-image

    XDP Duramax Fuel Filter Delete 01-16 GM 6.6L Duramax XD163

    XDP
    $111.00 - $111.00
    $111.00
    $111.00 - $111.00
    $111.00

    XDP Model XD163The Duramax Fuel Filter Delete XD163 is a must have for any 2001-2016 GM 6.6L Duramax with a modified fuel system. Specially designe...

    View full details
    $111.00 - $111.00
    $111.00
    $111.00 - $111.00
    $111.00
  • responsive-image responsive-image

    XDP X-TRA COOL DIRECT-FIT REPLACEMENT RADIATOR XD297

    XDP
    $619.00 - $619.00
    $619.00
    $619.00 - $619.00
    $619.00

    XDP Model XD297Use the XDP X-TRA Cool Direct-Fit Replacement Radiator XD297 to upgrade the failed radiator in your 2006-2010 GM 6.6L Duramax LBZ &a...

    View full details
    $619.00 - $619.00
    $619.00
    $619.00 - $619.00
    $619.00
  • responsive-image responsive-image

    XDP X-TRA COOL DIRECT-FIT REPLACEMENT RADIATOR XD295

    XDP
    $541.00 - $541.00
    $541.00
    $541.00 - $541.00
    $541.00

    XDP Model XD295The XDP X-TRA Cool Direct-Fit Replacement Radiator XD295 is an upgrade for the old leaking radiator in your 2001-2005 GM 6.6L Durama...

    View full details
    $541.00 - $541.00
    $541.00
    $541.00 - $541.00
    $541.00
  • responsive-image responsive-image

    XDP FUEL TANK SUMP - ONE HOLE DESIGN WITH FUEL RETURN XD243

    XDP
    $268.00 - $268.00
    $268.00
    $268.00 - $268.00
    $268.00

    XDP Model XD243The XDP Fuel Tank Sump with Built-In Fuel Return XD243 provides you with a perfect option to maximize fuel delivery, and customizati...

    View full details
    $268.00 - $268.00
    $268.00
    $268.00 - $268.00
    $268.00
  • responsive-image responsive-image

    XDP Tow Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000

    XDP
    $504.00 - $504.00
    $504.00
    $504.00 - $504.00
    $504.00

    XDP Model XD644The XDP Tow Series Flex Plate XD644 is an outstanding upgrade for your workhorse diesel truck. If your truck is used for constant he...

    View full details
    $504.00 - $504.00
    $504.00
    $504.00 - $504.00
    $504.00
  • responsive-image responsive-image

    XDP X220 Series Head Stud Kit XD3006HS

    XDP
    $755.00 - $755.00
    $755.00
    $755.00 - $755.00
    $755.00

    XDP Model XD3006HSThe XDP X220 Series Head Stud Kit XD3006HS is a must have for your high performance 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML...

    View full details
    $755.00 - $755.00
    $755.00
    $755.00 - $755.00
    $755.00
  • responsive-image responsive-image

    XDP LB7 Injector Cup & O-Ring Set XD410

    XDP
    $354.00 - $354.00
    $354.00
    $354.00 - $354.00
    $354.00

    XDP Model XD410 The XDP LB7 Injector Cup & O-Ring Set XD410 helps hold the fuel injector in the cylinder head of your 2001-2004 GM 6.6L Durama...

    View full details
    $354.00 - $354.00
    $354.00
    $354.00 - $354.00
    $354.00
  • responsive-image responsive-image

    XDP Injector Brush Kit XD376

    XDP
    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00

    XDP Model XD376 The XDP Injector Brush Kit XD376 helps clean the injector bore and seat when replacing the injectors in your Powerstroke or Durama...

    View full details
    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00
  • responsive-image responsive-image

    XDP X-TRA COOL DIRECT-FIT TRANSMISSION OIL COOLER XD310

    XDP
    $354.00 - $354.00
    $354.00
    $354.00 - $354.00
    $354.00

    XDP Model XD310Upgrade the factory transmission cooler in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP X-TRA Cool Direct-Fit Transmission Oi...

    View full details
    $354.00 - $354.00
    $354.00
    $354.00 - $354.00
    $354.00
  • 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
  • XDP Flex Plate Bolt Kit XD656. XDP Flex Plate Bolt Kit XD656.

    XDP Flex Plate Bolt Kit XD656

    XDP
    $101.00 - $101.00
    $101.00
    $101.00 - $101.00
    $101.00

    XDP Model XD656 XDP Flex Plate Bolt Kit XD656

    $101.00 - $101.00
    $101.00
    $101.00 - $101.00
    $101.00
  • XDP Harmonic Balancer Bolt XD628. XDP Harmonic Balancer Bolt XD628.

    XDP Harmonic Balancer Bolt XD628

    XDP
    $31.00 - $31.00
    $31.00
    $31.00 - $31.00
    $31.00

    XDP Model XD628  

    $31.00 - $31.00
    $31.00
    $31.00 - $31.00
    $31.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump Housing (Housing Only) XD684

    XDP
    $90.00 - $90.00
    $90.00
    $90.00 - $90.00
    $90.00

    XDP Model XD6842001-2005 GM 6.6L Duramax LB7/LLY | 2003-2005 GM Kodiak/Topkick C4500/C5500 6.6L DuramaxThe XDP X-TRA Cool Water Pump Housing (Housi...

    View full details
    $90.00 - $90.00
    $90.00
    $90.00 - $90.00
    $90.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump Housing (Housing Only) XD683

    XDP
    $118.00 - $118.00
    $118.00
    $118.00 - $118.00
    $118.00

    XDP Model XD6832006-2016 GM 6.6L Duramax LBZ/LMM/LML | 2006-2009 GM Kodiak/Topkick 6.6L Duramax LBZ/LMMThe XDP X-TRA Cool Water Pump Housing XD683 ...

    View full details
    $118.00 - $118.00
    $118.00
    $118.00 - $118.00
    $118.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump (With Housing) XD679

    XDP
    $258.00 - $258.00
    $258.00
    $258.00 - $258.00
    $258.00

    XDP Model XD6792017-2024 GM 6.6L Duramax L5PThe XDP X-TRA Cool Water Pump (With Housing) XD679 is designed to restore operation to the cooling syst...

    View full details
    $258.00 - $258.00
    $258.00
    $258.00 - $258.00
    $258.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump (Pump Only) XD678

    XDP
    $157.00 - $157.00
    $157.00
    $157.00 - $157.00
    $157.00

    XDP Model XD6782017-2024 GM 6.6L Duramax L5PThe XDP X-TRA Cool Water Pump (Pump Only) XD678 is a direct-fit replacement for the failed component in...

    View full details
    $157.00 - $157.00
    $157.00
    $157.00 - $157.00
    $157.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump (With Housing) XD671

    XDP
    $266.00 - $266.00
    $266.00
    $266.00 - $266.00
    $266.00

    XDP Model XD671The XDP X-TRA Cool Water Pump (With Housing) XD671 will help restore operation to the cooling system in your GM 6.6 Duramax LBZ/LMM/...

    View full details
    $266.00 - $266.00
    $266.00
    $266.00 - $266.00
    $266.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump (Pump Only) XD670

    XDP
    $138.00 - $138.00
    $138.00
    $138.00 - $138.00
    $138.00

    XDP Model XD670The XDP X-TRA Cool Water Pump (Pump Only) XD670 replaces the failed or leaking water pump on your GM 6.6 Duramax LBZ/LMM/LML. This i...

    View full details
    $138.00 - $138.00
    $138.00
    $138.00 - $138.00
    $138.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump (With Housing) XD666

    XDP
    $226.00 - $226.00
    $226.00
    $226.00 - $226.00
    $226.00

    XDP Model XD6662001-2005 GM 6.6L Duramax LB7/LLY | 2003-2005 GM Kodiak/Topkick C4500/C5500 6.6L DuramaxThe XDP X-TRA Cool Water Pump (With Housing)...

    View full details
    $226.00 - $226.00
    $226.00
    $226.00 - $226.00
    $226.00
  • responsive-image responsive-image

    XDP XTRA Cool Water Pump (Pump Only) XD665

    XDP
    $113.00 - $113.00
    $113.00
    $113.00 - $113.00
    $113.00

    XDP Model XD6652001-2005 GM 6.6L Duramax LB7/LLY | 2003-2005 GM Kodiak/Topkick C4500/C5500 6.6L DuramaxReplace the failed water pump on your GM 6.6...

    View full details
    $113.00 - $113.00
    $113.00
    $113.00 - $113.00
    $113.00
  • responsive-image responsive-image

    XDP Billet Tow & Race Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000

    XDP
    $504.00 - $504.00
    $504.00
    $504.00 - $504.00
    $504.00

    XDP Model XD651Upgrade your truck with a XDP Billet Tow & Race Series Flex Plate XD651. If your truck is used for racing, sled pulling, or hot ...

    View full details
    $504.00 - $504.00
    $504.00
    $504.00 - $504.00
    $504.00

 

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