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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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    ARP 17-21 6.6L (L5P) GM Duramax Diesel Custom Age 625+ Head Stud Kit

    ARP
    $2,247.78 - $2,247.78
    $2,247.78
    $2,247.78 - $2,247.78
    $2,247.78

    ARP Model 230-4302ARP 17-21 6.6L (L5P) GM Duramax Diesel Custom Age 625+ Head Stud Kit

    $2,247.78 - $2,247.78
    $2,247.78
    $2,247.78 - $2,247.78
    $2,247.78
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    Mishimoto 17-19 GM 6.6L Duramax (L5P) Transmission Cooler - Silver

    Mishimoto
    $550.00
    $550.00 - $550.00
    $550.00
    $499.95
    $499.95 - $499.95
    $499.95

    There’s no greater enemy for a transmission than heat. Whether your 2017-2019 Chevy/GMC 6.6L L5P Duramax is a dedicated tow vehicle, hardworking ...

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    $550.00
    $550.00 - $550.00
    $550.00
    $499.95
    $499.95 - $499.95
    $499.95
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    Mishimoto 15-16 GM 6.6L Duramax (LML) Transmission Cooler - Silver

    Mishimoto
    $550.00
    $550.00 - $550.00
    $550.00
    $499.95
    $499.95 - $499.95
    $499.95

    There’s no greater enemy for a transmission than heat. Whether your 2015-2016 Chevy/GMC 6.6L LML Duramax is a dedicated tow vehicle, hardworking ...

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    $550.00
    $550.00 - $550.00
    $550.00
    $499.95
    $499.95 - $499.95
    $499.95
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    Mishimoto 17-19 Chevrolet/GMC 6.6 L5p Duramax Radiator

    Mishimoto
    $1,540.00
    $1,540.00 - $1,540.00
    $1,540.00
    $1,399.95
    $1,399.95 - $1,399.95
    $1,399.95

    GM designed the 6.6L L5P Duramax around the lifestyle of their customers. Tough, dependable, and rugged. Unfortunately, the Duramax's plastic cooli...

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    $1,540.00
    $1,540.00 - $1,540.00
    $1,540.00
    $1,399.95
    $1,399.95 - $1,399.95
    $1,399.95
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    Mishimoto 17-19 GM 6.6L L5P Duramax Intercooler - Silver

    Mishimoto
    $1,509.00
    $1,509.00 - $1,509.00
    $1,509.00
    $1,371.95
    $1,371.95 - $1,371.95
    $1,371.95

    Mishimoto has expanded our line of Duramax performance parts to include a performance intercooler for the 2017-2019 Chevrolet/GMC 6.6L Duramax L5P....

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    $1,509.00
    $1,509.00 - $1,509.00
    $1,509.00
    $1,371.95
    $1,371.95 - $1,371.95
    $1,371.95
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    ARP 17-19 6.6L (L5P) GM Duramax Diesel ARP2000 Head Stud Kit

    ARP
    $852.08 - $852.08
    $852.08
    $852.08 - $852.08
    $852.08

    ARP Model 230-4301ARP 17-19 6.6L (L5P) GM Duramax Diesel ARP2000 Head Stud Kit

    $852.08 - $852.08
    $852.08
    $852.08 - $852.08
    $852.08
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    aFe Quantum Pro DRY S Cold Air Intake System 17-18 GM/Chevy Duramax V8-6.6L L5P - Dry

    aFe
    $376.00 - $376.00
    $376.00
    $376.00 - $376.00
    $376.00

    Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

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    $376.00 - $376.00
    $376.00
    $376.00 - $376.00
    $376.00
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    aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust w/Polished Tip 2017 GM Duramax V8-6.6L (td) L5P

    aFe
    $568.00 - $568.00
    $568.00
    $568.00 - $568.00
    $568.00

    Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band...

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    $568.00 - $568.00
    $568.00
    $568.00 - $568.00
    $568.00
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    aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust w/Black Tip 2017 GM Duramax V8-6.6L (td) L5P

    aFe
    $619.00 - $619.00
    $619.00
    $619.00 - $619.00
    $619.00

    Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band...

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    $619.00 - $619.00
    $619.00
    $619.00 - $619.00
    $619.00
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    Kryptonite Stage 1 Leveling Kit 2020-2025

    Kryptonite
    $161.49 - $161.49
    $161.49
    $161.49 - $161.49
    $161.49

    Part# KR20STAGE1 Fits; 2020-2025 Chevy/GMC 2500/3500 HD Will NOT fit on AT4X & ZR2 trucks equipped with DSSV shocks. DESCRIPTION Kryptoni...

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    $161.49 - $161.49
    $161.49
    $161.49 - $161.49
    $161.49
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    Kryptonite Leveling Key Set 2020-2026 Chevy/GMC 2500HD/3500HD

    Kryptonite
    $113.99 - $113.99
    $113.99
    $113.99 - $113.99
    $113.99

    Part# KRKEY20 Fits; 2020-2026 CHEVY/GMC 2500/3500 HD   DESCRIPTION   Torsion Bar Adjuster Kit (Keys) 2 inch lift These forged re-clocked keys will ...

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    $113.99 - $113.99
    $113.99
    $113.99 - $113.99
    $113.99
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    Kryptonite Torsion Key Unloading Tool For 1988–2025 Universal Chevy/GMC Fit

    Kryptonite
    $151.99 - $151.99
    $151.99
    $151.99 - $151.99
    $151.99

    Fits:1988–2025 Chevy/GMC 1500HD / 2500HD / 3500 Trucks, Also fits: 1999–2006 GM 1500 Trucks & SUVs Universal Fit – Compatible with most GM tru...

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    $151.99 - $151.99
    $151.99
    $151.99 - $151.99
    $151.99
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    Fox 2.0 Performance Series Coil-over (single) 0–3" For 2007–2018 Chevy/GMC HD Trucks

    Kryptonite
    $599.95 - $599.95
    $599.95
    $599.95 - $599.95
    $599.95

    Part# KRS018-1 Fits; 2007-2018 Chevrolet / GMC 2007-2018 1500 2WD / 4WD trucks & SUVs *SINGLE COILOVER DESCRIPTION: Direct Bolt on as a 2" Incr...

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    $599.95 - $599.95
    $599.95
    $599.95 - $599.95
    $599.95
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    DDP Duramax 06-07 LBZ Reman Injector Set - 100 (45% Over)

    DDP
    $0.00 - $0.00
    $0.00
    $4,987.50
    $4,987.50 - $4,987.50
    $4,987.50

    DDP Model DDPLBZ-100Duramax 06-07 LBZ Injector Set: Remanufactured injector set flowing at 45 percent over, capable of 750-800 RWHP with proper sup...

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    $0.00 - $0.00
    $0.00
    $4,987.50
    $4,987.50 - $4,987.50
    $4,987.50
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    GM Remanufactured Dragon Fire 85 CP3 Injection Pump For 01-04 6.6L LB7 II Duramax Industrial Injection

    Industrial Injection
    $1,499.95
    $1,499.95 - $1,499.95
    $1,499.95
    $1,454.95
    $1,454.95 - $1,454.95
    $1,454.95

    Industrial Injection Model: 0986437303DFSEThe modified CP3 and CP4 Injection pumps offered by Industrial Injection are a drop in replacement for th...

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    $1,499.95
    $1,499.95 - $1,499.95
    $1,499.95
    $1,454.95
    $1,454.95 - $1,454.95
    $1,454.95
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    XDP OER Series Duramax 6.6L L5P Fuel Contamination Kit 2017-2020 GM 6.6L Duramax L5P

    XDP
    $5,797.95 - $5,797.95
    $5,797.95
    $5,797.95 - $5,797.95
    $5,797.95

    XDP Model XD608The XDP OER Series Duramax 6.6L L5P Fuel Contamination Kit XD608 will replace all the debris-riddled parts in the fuel system of you...

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    $5,797.95 - $5,797.95
    $5,797.95
    $5,797.95 - $5,797.95
    $5,797.95
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    XDP Duramax 6.6L LGH Fuel Contamination Kit 11-16 GM 6.6L Duramax LGH XD518

    XDP
    $5,288.95 - $5,288.95
    $5,288.95
    $5,288.95 - $5,288.95
    $5,288.95

    XDP Model XD518The XDP Duramax 6.6L LGH Fuel Contamination Kit XD518 includes the items you need to repair the fuel system in your 2011-2016 GM Dur...

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    $5,288.95 - $5,288.95
    $5,288.95
    $5,288.95 - $5,288.95
    $5,288.95
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    XDP Xpressor OER Series Reman GT3788VA Replacement Turbocharger XD556

    XDP
    $953.95 - $953.95
    $953.95
    $953.95 - $953.95
    $953.95

    XDP Model XD556The XDP Xpressor Turbo (Remanufactured Stock Replacement) XD556 is a direct-fit replacement for the worn turbo in your 2011-2016 GM ...

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    $953.95 - $953.95
    $953.95
    $953.95 - $953.95
    $953.95
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    XDP Xpressor OER Series Reman GT3788VA Replacement Turbocharger XD555

    XDP
    $929.95 - $929.95
    $929.95
    $929.95 - $929.95
    $929.95

    XDP Model XD555The XDP Xpressor Turbo (Remanufactured Stock Replacement) XD555 is a direct-fit replacement for the tired turbo in your 2007.5-2010 ...

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    $929.95 - $929.95
    $929.95
    $929.95 - $929.95
    $929.95
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    XDP Xpressor OER Series Reman GT3788VA Replacement Turbocharger XD554

    XDP
    $929.95 - $929.95
    $929.95
    $929.95 - $929.95
    $929.95

    XDP Model XD554The XDP Xpressor Turbo (Remanufactured Stock Replacement) XD554 is a direct-fit replacement for the failed turbo in your 2006-2007 G...

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    $929.95 - $929.95
    $929.95
    $929.95 - $929.95
    $929.95
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    XDP Remanufactured CP3 Fuel Pump 06-10 GM 6.6L Duramax LBZ/LMM

    XDP
    $669.95 - $669.95
    $669.95
    $669.95 - $669.95
    $669.95

    XDP Model XD523Replace the failed CP3 fuel pump on your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP Remanufactured CP3 Fuel Pump (Stock Replacem...

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    $669.95 - $669.95
    $669.95
    $669.95 - $669.95
    $669.95
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    XDP OER Series Remanufactured CP4 Fuel Pump 2011-2016 GM 6.6L Duramax LML/LGH

    XDP
    $734.95 - $734.95
    $734.95
    $734.95 - $734.95
    $734.95

    XDP Model XD609The XDP OER Series Remanufactured CP4 Fuel Pump XD609 is a high-quality replacement for the failed or underperforming injection fuel...

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    $734.95 - $734.95
    $734.95
    $734.95 - $734.95
    $734.95
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    XDP Remanufactured LMM Fuel Injector XD492 For 2007.5-2010 GM 6.6L Duramax LMM

    XDP
    $283.95 - $283.95
    $283.95
    $283.95 - $283.95
    $283.95

    XDP Model XD492The XDP Remanufactured LMM Fuel Injector (Stock HP) XD492 will provide a dependable replacement for a failed fuel injector on your v...

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    $283.95 - $283.95
    $283.95
    $283.95 - $283.95
    $283.95
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    XDP Remanufactured LB7 Fuel Injector XD488 For 2001-2004 GM 6.6L Duramax LB7

    XDP
    $207.95 - $207.95
    $207.95
    $207.95 - $207.95
    $207.95

    XDP Model XD488Replace the failed fuel injector on your vehicle with the XDP Remanufactured LB7 Fuel Injector XD488. With more than 30 million fuel...

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    $207.95 - $207.95
    $207.95
    $207.95 - $207.95
    $207.95
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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