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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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    Fleece Performance 11-16 Chevrolet Duramax 6.6L (LML) 63mm Billet VNT Cheetah Turbocharger

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $2,649.00
    $2,649.00 - $2,649.00
    $2,649.00

    Fleece Performance Model FPE-LML-VNT-63-FMW-NThe 63mm FMW Duramax VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 2011-2016 Dura...

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    $0.00 - $0.00
    $0.00
    $2,649.00
    $2,649.00 - $2,649.00
    $2,649.00
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    Fleece Performance 11-14 GM Duramax 2500/3500 Heavy Duty Trans Cooler Lines

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $329.99
    $329.99 - $329.99
    $329.99

    Fleece Performance Model FPE-TL-LML-1114Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our ki...

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    $0.00 - $0.00
    $0.00
    $329.99
    $329.99 - $329.99
    $329.99
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    Fleece Performance 11-16 GM Duramax Short Bed SureFlo Performance Sending Unit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $379.00
    $379.00 - $379.00
    $379.00

    Fleece Performance Model FPE-SF-GM-1116-SBProblem: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need ...

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    $0.00 - $0.00
    $0.00
    $379.00
    $379.00 - $379.00
    $379.00
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    Fleece Performance 11-16 6.6L GM Duramax Resonator Delete Plate

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $39.99
    $39.99 - $39.99
    $39.99

    Fleece Performance Model FPE-LML-RESOur resonator delete plate is designed to fit your factory intake elbow perfectly so it requires no modificatio...

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    $0.00 - $0.00
    $0.00
    $39.99
    $39.99 - $39.99
    $39.99
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    Fleece Performance 11-16 GM 2500/3500 LML Duramax Return Fuel Pressure Test Port

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99

    Fleece Performance Model FPE-FPTP-GM-1116The return fuel pressure test port for the 2011-2016 LML Duramax is designed to aid the technician in trou...

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    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99
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    Fleece Performance 11-2016 GM 6.6L Duramax CP3 Regulator Extension Harness

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99

    Fleece Performance Model FPE-HAR-CP3-EXTRegulator extension harness for use with Bosch CP3's used in 6.6L Duramax applications.

    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99
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    Fleece Performance 11-16 GM 2500/3500 6.6L Duramax Replacement High Pressure Fuel Line for CP3 Conv.

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $179.99
    $179.99 - $179.99
    $179.99

    Fleece Performance Model FPE-FL-LML-CP3-HPReplacement high pressure fuel line for 6.6L LML Duramax's with CP3 conversion kits.Features: Replacemen...

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    $0.00 - $0.00
    $0.00
    $179.99
    $179.99 - $179.99
    $179.99
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    Fleece Performance 11-16 GM Duramax 2500-3500 LML Remanufactured Freedom Cylinder Head (Passenger)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00

    Fleece Performance Model FPE-61-10004-PIntroducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in ou...

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    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00
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    Fleece Performance 11-16 GM Duramax 2500-3500 LML Remanufactured Freedom Cylinder Head (Driver)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00

    Fleece Performance Model FPE-61-10004-DIntroducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in ou...

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    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00
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    Fleece 11-16 6.6L LML Duramax Truck PowerFlo In-tank Lift Pump (Long Bed Only)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $799.00
    $799.00 - $799.00
    $799.00

    Fleece Performance Model FPE-34564Fleece 11-16 6.6L LML Duramax Truck PowerFlo In-tank Lift Pump (Long Bed Only)User 1

    $0.00 - $0.00
    $0.00
    $799.00
    $799.00 - $799.00
    $799.00
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    Fleece 11-16 6.6L LML Duramax Truck PowerFlo In-tank Lift Pump (Short Bed Only)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $799.00
    $799.00 - $799.00
    $799.00

    Fleece Performance Model FPE-34563Fleece 11-16 6.6L LML Duramax Truck PowerFlo In-tank Lift Pump (Short Bed Only)User 1

    $0.00 - $0.00
    $0.00
    $799.00
    $799.00 - $799.00
    $799.00
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY Turbo Vane Position Sensor Adapter Harness

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $46.99
    $46.99 - $46.99
    $46.99

    Fleece Performance Model FPE-HAR-DMAX-VPS-ADPTOur Fleece Performance adapter harness allows the 2004.5-2005 LLY Duramax to run the updated turbo va...

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    $0.00 - $0.00
    $0.00
    $46.99
    $46.99 - $46.99
    $46.99
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 4 & 5)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99

    Fleece Performance Model FPE-FL-LLY-45LLY Duramax High Pressure Injection Line (Number 4 and Number 5). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 3 & 6)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99

    Fleece Performance Model FPE-FL-LLY-36LLY Duramax High Pressure Injection Line (Number 3 and Number 6). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 2 & 7)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99

    Fleece Performance Model FPE-FL-LLY-27LLY Duramax High Pressure Injection Line (Number 2 and Number 7). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99
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    Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY High Pressure Injection Line (No. 1 & 8)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99

    Fleece Performance Model FPE-FL-LLY-18LLY Duramax High Pressure Injection Line (Number 1 and Number 8). Replacement high pressure fuel lines from F...

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    $0.00 - $0.00
    $0.00
    $69.99
    $69.99 - $69.99
    $69.99
  • responsive-image responsive-image

    Fleece Performance 04.5-05 GM Duramax 2500-3500 LLY Remanufactured Freedom Cylinder Head (Passenger)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00

    Fleece Performance Model FPE-61-10002-PIntroducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in ou...

    View full details
    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00
  • responsive-image responsive-image

    Fleece Performance 04.5-05 GM Duramax 2500-3500 LLY Remanufactured Freedom Cylinder Head (Driver)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00

    Fleece Performance Model FPE-61-10002-DIntroducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in ou...

    View full details
    $0.00 - $0.00
    $0.00
    $1,199.00
    $1,199.00 - $1,199.00
    $1,199.00
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    Fleece 04-05 GM 2500/3500 Duramax High Pressure Injection Line Kit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $489.00
    $489.00 - $489.00
    $489.00

    Fleece Performance Model FPE-FL-DMAX-LLY-SETLLY Duramax High Pressure Injection Line Kit. Replacement high pressure fuel lines from Fleece Performa...

    View full details
    $0.00 - $0.00
    $0.00
    $489.00
    $489.00 - $489.00
    $489.00
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    Fleece Performance 06-10 GM Duramax LBZ/LMM CP3 Injection Pump

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,379.00
    $1,379.00 - $1,379.00
    $1,379.00

    Fleece Performance Model FPE-DMAX-CP3Brand new Bosch CP3 for the 2006-2010 Duramax from Fleece Performance! Direct drop in replacement for stock i...

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    $0.00 - $0.00
    $0.00
    $1,379.00
    $1,379.00 - $1,379.00
    $1,379.00
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    Fleece Performance 01-04 GM 2500/3500 6.6L LB7 Duramax SureFlo Performance Sending Unit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $379.00
    $379.00 - $379.00
    $379.00

    Fleece Performance Model FPE-SF-GM-0104Problem: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need to ...

    View full details
    $0.00 - $0.00
    $0.00
    $379.00
    $379.00 - $379.00
    $379.00
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    Fleece Performance 01-02 GM Duramax 6.6L LB7 Allison TapShifter

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $399.00
    $399.00 - $399.00
    $399.00

    Fleece Performance Model FPE-TAPSHIFTER12Replacement coolant bypass house with stainless steel braiding for our Common Rail/VP44 Cummins Coolant By...

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    $0.00 - $0.00
    $0.00
    $399.00
    $399.00 - $399.00
    $399.00
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    Fleece 01-04 GM 2500/3500 Duramax LB7 Fuel Injection Line (4 & 5)

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $68.99
    $68.99 - $68.99
    $68.99

    Fleece Performance Model FPE-FL-LB7-45Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing th...

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    $0.00 - $0.00
    $0.00
    $68.99
    $68.99 - $68.99
    $68.99
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    Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Outer Injector Connector Pigtail

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99

    Fleece Performance Model FPE-HAR-DMAX-LB7-INJ-PTReplacement connector with 6 inch pigtail for use on the 6.6L Duramax engine and other vehicle appl...

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    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99

 

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