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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.

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    Kryptonite Upper Control Arm Kit For 2011–2019 Chevy/GMC 2500HD/3500HD

    Kryptonite
    $960.00 - $960.00
    $960.00
    $960.00 - $960.00
    $960.00

    Part Number - KRUCA11 Fits:  2011–2019 Chevy Silverado / GMC Sierra 2500HD 2011-2019 Chevy Silverado / GMC Sierra 3500HD Important Fitment Details...

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    $960.00 - $960.00
    $960.00
    $960.00 - $960.00
    $960.00
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    AMP Research 1999-2006 Chevy/GMC Silverado/Sierra Extended/Crew PowerStep - Black

    AMP Research
    $2,308.00 - $2,308.00
    $2,308.00
    $2,308.00 - $2,308.00
    $2,308.00

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electr...

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    $2,308.00 - $2,308.00
    $2,308.00
    $2,308.00 - $2,308.00
    $2,308.00
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    Wehrli 17-19 L5P Duramax Billet Anodized Transmission Cooler Thermostat Bypass Plug

    Wehrli
    $0.00 - $0.00
    $0.00
    $86.00
    $86.00 - $86.00
    $86.00

    Wehrli Model WCF100469Wehrli 17-19 L5P Duramax Billet Anodized Transmission Cooler Thermostat Bypass Plug As a direct replacement for the failure p...

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    $0.00 - $0.00
    $0.00
    $86.00
    $86.00 - $86.00
    $86.00
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    Wehrli 20-24 Chevrolet-GMC 6.6L L5P Duramax OEM Placement Coolant Tank Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $756.00
    $756.00 - $756.00
    $756.00

    Wehrli Model WCF100268 2020-2025 L5P Duramax Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. Dress up your engine bay b...

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    $0.00 - $0.00
    $0.00
    $756.00
    $756.00 - $756.00
    $756.00
    Select Options
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    Kryptonite Stage 3 Leveling Kit With Fox Shocks For 2020-2026 Chevy/GMC 2500HD/3500

    Kryptonite
    $2,138.00 - $2,138.00
    $2,138.00
    $2,138.00 - $2,138.00
    $2,138.00

    Fits:  2020–2026 Chevy 2500HD / 3500HD 2020–2026 GMC 2500HD / 3500HD Important Fitment Details: Will NOT fit: AT4X & ZR2 models equipped with ...

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    $2,138.00 - $2,138.00
    $2,138.00
    $2,138.00 - $2,138.00
    $2,138.00
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    Precision II Cleaning And Oiling Kit 88-0008

    S&B
    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00

    S&B Model 88-0008Maximize the performance and longevity of your air filter. Works on any S&B filter and 95% of all other high performance a...

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    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00
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    Fleece Performance Fuel Temperature Sensor Mounting Block For LML Duramax CP3 Conversions

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $38.00
    $38.00 - $38.00
    $38.00

    Fleece Performance Model FPE-DMAX-LML-FTSMFleece Performance Fuel Temperature Sensor Mounting Block For LML Duramax CP3 Conversions

    $0.00 - $0.00
    $0.00
    $38.00
    $38.00 - $38.00
    $38.00
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    XDP Tow Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000

    XDP
    $289.00 - $289.00
    $289.00
    $289.00 - $289.00
    $289.00

    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...

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    $289.00 - $289.00
    $289.00
    $289.00 - $289.00
    $289.00
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    Fleece Performance 2017+ GM Silverado 2500/3500 6.6L L5P Duramax High Flow Intake Horn

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $246.00
    $246.00 - $246.00
    $246.00

    Fleece Performance Model FPE-L5P-INTAKEHORNGain up to 10 additional RWHP with our cast aluminum high flow intake horn for the 2017-2019 L5P 6.6L Du...

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    $0.00 - $0.00
    $0.00
    $246.00
    $246.00 - $246.00
    $246.00
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    Wehrli 20-25 Chevrolet 6.6L L5P Duramax 4in Intake Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $908.00
    $908.00 - $908.00
    $908.00

    Wehrli Model WCF100702WCFab's 4" High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive...

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    $0.00 - $0.00
    $0.00
    $908.00
    $908.00 - $908.00
    $908.00
    Select Options
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    Smeding Diesel S300 Direct Bolt In Turbo 04.5-10 Duramax

    Smeding
    $3,166.00 - $3,952.00
    $3,166.00
    $3,166.00 - $3,952.00
    $3,166.00

    Smeding Diesel 04.5-10 Duramax S300 Direct Bolt In Turbocharger This turbo utilizes our S300 frame NON VGT Turbochargers and is setup to bolt in w...

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    $3,166.00 - $3,952.00
    $3,166.00
    $3,166.00 - $3,952.00
    $3,166.00
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    Pusher SuperMax Y-Bridge for 2004.5-2005 Duramax LLY Trucks

    Pusher Intakes
    $722.00 - $722.00
    $722.00
    $722.00 - $722.00
    $722.00

    Pusher Intakes Model PGD0405YB This product is not emissions compliant. Off-road use only. The Pusher SuperMax Y-Bridge is available by itself to a...

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    $722.00 - $722.00
    $722.00
    $722.00 - $722.00
    $722.00
    Select Options
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    FASS 01-10 GM 2500/3500 Duramax 100gph Titanium Series Fuel Air Separation System TS C10 100G

    FASS Fuel Systems
    $1,084.00
    $1,084.00 - $1,084.00
    $1,084.00
    $1,030.00
    $1,030.00 - $1,030.00
    $1,030.00

    Fass Fuel Systems Model: TSC10100GFASS Fuel Systems Diesel System 2001-2010 GM Duramax 6.6L Titanium Signature Series 100GPH (TSC10100G) Part No: T...

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    $1,084.00
    $1,084.00 - $1,084.00
    $1,084.00
    $1,030.00
    $1,030.00 - $1,030.00
    $1,030.00
    Save 5% Save %
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    Kryptonite Lower Ball Joint For 2011–2025 Chevy/GMC HD Trucks

    Kryptonite
    $83.00 - $83.00
    $83.00
    $83.00 - $83.00
    $83.00

    Fits: 2011–2025 Chevrolet / GMC 2500HD / 3500HD (2WD & 4WD)Fits OE lower control arms only – will not fit aftermarket arms. FEATURES: Designed...

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    $83.00 - $83.00
    $83.00
    $83.00 - $83.00
    $83.00
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    Kryptonite Replacement Outer Tie Rod End (fabtech Rts And Mcgaughys Lift Kits)

    Kryptonite
    $83.00 - $83.00
    $83.00
    $83.00 - $83.00
    $83.00

    Fits; 1999-2022 GM 1500/2500/3500 Trucks Equipped with a Fabtech RTS Lift, McGaughys Lift, Other lifts kits that utilize a 3/4 Taper Stud Outer Rod...

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    $83.00 - $83.00
    $83.00
    $83.00 - $83.00
    $83.00
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    Kryptonite Ultimate Front End Package For 2001–2010 Chevy/GMC 1500HD/2500HD/3500 Trucks

    Kryptonite
    $2,056.00 - $2,056.00
    $2,056.00
    $2,056.00 - $2,056.00
    $2,056.00

    Fits:  2001–2007 Chevy Silverado / GMC Sierra 1500HD 2001–2010 Chevy Silverado / GMC Sierra 2500HD 2001–2010 Chevy Silverado / GMC Sierra 3500HD Im...

    View full details
    $2,056.00 - $2,056.00
    $2,056.00
    $2,056.00 - $2,056.00
    $2,056.00
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    Tailgate Assist | Chevy/GMC 1500/2500HD/3500HD (07-18 & Classic)

    Rough Country
    $51.00 - $51.00
    $51.00
    $51.00 - $51.00
    $51.00

    This Assistance You Need. Want a hassle-free way of lowering your tailgate? Look no further than Rough Country's GM 1500/2500 HD Tailgate Assist! S...

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    $51.00 - $51.00
    $51.00
    $51.00 - $51.00
    $51.00
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    2" Rear Block Kit - GM Silverado / Sierra 2500/3500 HD OEM Style 2011-2024

    ReadyLift
    $246.00 - $246.00
    $246.00
    $246.00 - $246.00
    $246.00

    Readylift Model 66-3122 QUICK OVERVIEW GM 2500HD/3500HD OEM Style 2" Rear Lift Block Kit NOTE: For Use Only on Single Rear Wheel 2500HD trucks th...

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    $246.00 - $246.00
    $246.00
    $246.00 - $246.00
    $246.00
  • Wehrli 17-24 6.7L Power Stroke Coolant Tank w/ Battery Box. responsive-image Save 7% Save %

    Wehrli 20-24 Duramax L5P Stage 1 High Flow Bundle Kit

    Wehrli
    $1,052.00
    $1,052.00 - $1,052.00
    $1,052.00
    $978.00
    $978.00 - $978.00
    $978.00

    Wehrli Model WCF100410 Stage 1 upgrade for the 2020-2025 L5P 6.6L Duramax Diesel Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck improves ai...

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    $1,052.00
    $1,052.00 - $1,052.00
    $1,052.00
    $978.00
    $978.00 - $978.00
    $978.00
    Save 7% Save %
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    Wehrli 17-19 L5P Duramax Intercooler Outlet Boot Adapter

    Wehrli
    $0.00 - $0.00
    $0.00
    $86.00
    $86.00 - $86.00
    $86.00

    Wehrli Model WCF205-190Wehrli 17-19 L5P Duramax Intercooler Outlet Boot Adapter

    $0.00 - $0.00
    $0.00
    $86.00
    $86.00 - $86.00
    $86.00
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    Fleece Performance 01-17 GM Duramax Billet Coolant Block Off Plate

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $80.00
    $80.00 - $80.00
    $80.00

    Fleece Performance Billet Coolant Block Off Plate Fits 2001-2017 GM 6.6L Duramax A direct replacement for the factory coolant crossover on the Dura...

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    $0.00 - $0.00
    $0.00
    $80.00
    $80.00 - $80.00
    $80.00
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    Fleece Performance 2020 GM Duramax 6.6L L5P w/Short Bed Fuel Filter Upgrade Kit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $360.00
    $360.00 - $360.00
    $360.00

    Fleece Performance Model FPE-L5P-FFBA-20The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock cart...

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    $0.00 - $0.00
    $0.00
    $360.00
    $360.00 - $360.00
    $360.00
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    Kryptonite Lower Ball Joint For Stock Lower Control Arm For 2001–2010 Chevy/GMC HD Trucks

    Kryptonite
    $83.00 - $83.00
    $83.00
    $83.00 - $83.00
    $83.00

    Fits: 2001–2010 Chevy/GMC 2500HD, 3500HD2002–2009 Hummer H2 (8 Lug Trucks Only) Important Fitment Info: This replacement lower ball joint fits eith...

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    $83.00 - $83.00
    $83.00
    $83.00 - $83.00
    $83.00
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    XDP OER Series Fuel Return Line Assembly 2011-2016 GM 6.6L Duramax LML/LGH

    XDP
    $127.00 - $127.00
    $127.00
    $127.00 - $127.00
    $127.00

    XDP Model XD607Restore the fuel system in your 2011-2016 GM 6.6L Duramax LML/LGH with the OER Series Fuel Return Line Assembly XD607. If you have d...

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    $127.00 - $127.00
    $127.00
    $127.00 - $127.00
    $127.00

 

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