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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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    Wehrli L5P Duramax Thermostat Housing

    Wehrli
    $0.00 - $0.00
    $0.00
    $257.00
    $257.00 - $257.00
    $257.00

    Wehrli Model WCF100188This Thermostat Housing for 2017-2025 6.6L Duramax is a direct replacement upgrade for the unsightly OEM part. Comes powder c...

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    $0.00 - $0.00
    $0.00
    $257.00
    $257.00 - $257.00
    $257.00
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    Kryptonite Wheel Hub Dust Cap For 2011–2024 Chevy/GMC 2500HD/3500HD

    Kryptonite
    $18.00 - $18.00
    $18.00
    $18.00 - $18.00
    $18.00

    Fits: Most 8 Lug GM Trucks (Front End) – 2011–2024Does NOT fit: Dual Rear Wheel (DRW) 2020+ models Part#: KRP0179 KIT INCLUDES: 1 x Kryptonite Bl...

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    $18.00 - $18.00
    $18.00
    $18.00 - $18.00
    $18.00
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    Kryptonite Traction Bar Rebuild Kit For 2001–2010 Chevy/GMC HP Trucks

    Kryptonite
    $95.00 - $95.00
    $95.00
    $95.00 - $95.00
    $95.00

    Fits; KRTB10 Part# KRTB10-R Death Grip Full Floating Traction Bar Rebuild Kit replaces all bushings and bump stops on your existing Traction bar k...

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    $95.00 - $95.00
    $95.00
    $95.00 - $95.00
    $95.00
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    DDP 17-21 Chevrolet Duramax L5P 6.6L Brand New Injector Set 50HP - 15% Over Stock

    DDP
    $5,214.00
    $5,214.00 - $5,214.00
    $5,214.00
    $4,458.00
    $4,458.00 - $4,458.00
    $4,458.00

    DDP Model DDPL5P-50Duramax 17-21 L5P Injector Set: Brand New injector set at 15 percent over, will improve fuel economy and increase power by 50 RW...

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    $5,214.00
    $5,214.00 - $5,214.00
    $5,214.00
    $4,458.00
    $4,458.00 - $4,458.00
    $4,458.00
    Save 14% Save %
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    BD Diesel 2004-2006 Chevy 6.6L Duramax LLY Premium Stock Injector

    BD Diesel
    $607.00 - $607.00
    $607.00
    $639.00
    $639.00 - $639.00
    $639.00

    Flow matched high performance exchange common rail (CR) injectors supporting 60hp up to 160hp, 33% to 73% over. OE quality nozzles are extrude hone...

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    $607.00 - $607.00
    $607.00
    $639.00
    $639.00 - $639.00
    $639.00
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    CSF 11-16 GMC Sierra 2500HD 6.6L OEM Plastic Radiator

    CSF
    $421.00 - $421.00
    $421.00
    $421.00 - $421.00
    $421.00

    CSF Model 3584CSF 11-16 GMC Sierra 2500HD 6.6L OEM Plastic Radiator

    $421.00 - $421.00
    $421.00
    $421.00 - $421.00
    $421.00
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    Air Filter For Intake Kits 75-5061,75-5059 S&B

    S&B
    $99.00 - $99.00
    $99.00
    $99.00 - $99.00
    $99.00

    Air Filter (Dry Extendable) For Intake Kits: 75-5061,75-5059 Replacement Filters For your S&B Cold Air Intake are available with cotton (Cleana...

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    $99.00 - $99.00
    $99.00
    $99.00 - $99.00
    $99.00
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    Air Filter For Intake Kits 75-5075-1 S&B

    S&B
    $99.00 - $99.00
    $99.00
    $99.00 - $99.00
    $99.00

    Air Filter (Dry Extendable) For Intake Kits: 75-5075-1 Replacement Filters For your S&B Cold Air Intake are available with cotton (Cleanable) o...

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    $99.00 - $99.00
    $99.00
    $99.00 - $99.00
    $99.00
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    Air Filter For Intake Kits 75-5021 S&B

    S&B
    $99.00 - $99.00
    $99.00
    $99.00 - $99.00
    $99.00

    Air Filter (Dry Extendable) For Intake Kits: 75-5021 Replacement Filters For your S&B Cold Air Intake are available with cotton (Cleanable) or ...

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    $99.00 - $99.00
    $99.00
    $99.00 - $99.00
    $99.00
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    Cold Air Intake For 01-04 Chevrolet Silverado GMC Sierra V8-6.6L LB7 Duramax S&B

    S&B
    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00

    Maximum Performance Our cold air intake for the 2001-2004 Chevy / GMC Duramax LB7 6.6L was engineered to minimize air restriction and flows 44.63 p...

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    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00
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    Cold Air Intake For 04-05 Chevrolet Silverado GMC Sierra V8-6.6L LLY Duramax S&B

    S&B
    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00

    Maximum Performance Our cold air intake for the 2004-2005 Chevy / GMC Duramax LLY 6.6L was engineered to minimize air restriction and flows 44.63 p...

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    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00
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    62 Gallon Replacement Fuel Tank For 01-04 GM Duramax 6.6L Crew Cab Short Bed S&B

    S&B
    $1,927.00 - $1,927.00
    $1,927.00
    $1,927.00 - $1,927.00
    $1,927.00

    62 Gallon Replacement Tank For 2001-2004 GM Duramax 6.6L, Crew Cab Short BedDetails: 62 Gallon After Axle Replacement Tank For 2001-2004 GM Durama...

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    $1,927.00 - $1,927.00
    $1,927.00
    $1,927.00 - $1,927.00
    $1,927.00
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    Air Filter Wrap for KF-1052 & KF-1052D For 11-14 Silverado/Sierra 2500/3500 6.6L Diesel LML

    S&B
    $43.00 - $43.00
    $43.00
    $43.00 - $43.00
    $43.00

    Our Air Filter wrap is designed to keep dust, bugs, sand etc. away from your air cleaner so you can extend the life and performance of you air filt...

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    $43.00 - $43.00
    $43.00
    $43.00 - $43.00
    $43.00
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    XDP Billet Tow & Race Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000

    XDP
    $389.00 - $389.00
    $389.00
    $389.00 - $389.00
    $389.00

    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 ...

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    $389.00 - $389.00
    $389.00
    $389.00 - $389.00
    $389.00
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    2011-2016 GM 6.6L Dual High Pressure Fuel Kit W/O CP3

    H&S Motorsports
    $0.00 - $0.00
    $0.00
    $3,085.00
    $3,085.00 - $3,085.00
    $3,085.00

    H&S Motorsports Model 131002-1 Applications Fits all 2011 - 2016 6.6L LML Duramax This product will NOT work with trucks that have dual al...

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    $0.00 - $0.00
    $0.00
    $3,085.00
    $3,085.00 - $3,085.00
    $3,085.00
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    2011-2016 GM 6.6L Dual High-Pressure Fuel Line (Short)

    H&S Motorsports
    $0.00 - $0.00
    $0.00
    $313.00
    $313.00 - $313.00
    $313.00

    Description This is the short stainless steel high pressure fuel line that is used in our 11-16 GM 6.6L Dual High Pressure Pump Kit. This can be...

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    $0.00 - $0.00
    $0.00
    $313.00
    $313.00 - $313.00
    $313.00
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    2011-2016 GM 6.6L Dual High-Pressure Fuel Line (Long)

    H&S Motorsports
    $0.00 - $0.00
    $0.00
    $313.00
    $313.00 - $313.00
    $313.00

    Description This is the long stainless steel high pressure fuel line that is used in our 11-16 GM 6.6L Dual High Pressure Pump Kit. This can be ...

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    $0.00 - $0.00
    $0.00
    $313.00
    $313.00 - $313.00
    $313.00
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    WT Rubber Mats - Rear - Tan

    WeatherTech
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00

    The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They wont curl, crack or har...

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    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00
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    WT Rubber Mats - Rear - Grey

    WeatherTech
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00

    The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They wont curl, crack or har...

    View full details
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00
  • responsive-image responsive-image

    WT Rubber Mats - Rear - Blk

    WeatherTech
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00

    The WeatherTech All-Weather Floor Mats have deeply sculpted channels designed to trap water, road salt, mud and sand. They wont curl, crack or har...

    View full details
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00
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    WT FloorLiner - Front - Grey

    WeatherTech
    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00
  • responsive-image responsive-image

    WT FloorLiner - Front - Blk

    WeatherTech
    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00
  • responsive-image responsive-image

    WT Rubber Mats - Rear - Tan

    WeatherTech
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $155.00 - $155.00
    $155.00
    $155.00 - $155.00
    $155.00
  • responsive-image responsive-image

    WT FloorLiner - Rear - Blk

    WeatherTech
    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00

 

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