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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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    Banks Power Pre-Filter (For PN 42141 / 42141-D)

    Banks Power
    $71.00
    $71.00 - $71.00
    $71.00
    $64.00
    $64.00 - $64.00
    $64.00

    Highly recommended in dirty environments. Keep your Ram-Air Filter protected from large debris, bugs, mud, etc... Built from a breathable material,...

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    $71.00
    $71.00 - $71.00
    $71.00
    $64.00
    $64.00 - $64.00
    $64.00
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    XDP XTRA Cool Water Pump (With Housing) XD666

    XDP
    $229.00 - $229.00
    $229.00
    $229.00 - $229.00
    $229.00

    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)...

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    $229.00 - $229.00
    $229.00
    $229.00 - $229.00
    $229.00
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    Pusher SuperMax Y-Bridge for 2011-2016 Duramax LBZ / LMM Trucks

    Pusher Intakes
    $725.00 - $725.00
    $725.00
    $725.00 - $725.00
    $725.00

    Pusher Model PGD1116YB OFF ROAD USE ONLY: This aftermarket component is designed for racing and/or off-road vehicles driven and shall only be used ...

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    $725.00 - $725.00
    $725.00
    $725.00 - $725.00
    $725.00
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    M14 x 1.5 Lug Nut Set of 32 | Black

    Rough Country
    $58.00 - $58.00
    $58.00
    $58.00 - $58.00
    $58.00

    Secure your new wheels with Rough Countrys Bulge Acorn Style Lug Nuts. These cold-forged lug nuts are plated with a beautiful chrome finish for a l...

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    $58.00 - $58.00
    $58.00
    $58.00 - $58.00
    $58.00
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    Cold Air Intake For 20-26 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax S&B

    S&B
    $549.00 - $549.00
    $549.00
    $549.00 - $549.00
    $549.00

    Model:75-5136 Maximum Performance: Our cold air intake for the 20-21 Silverado / Sierra Duramax L5P 6.6L was engineered to minimize air restriction...

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    $549.00 - $549.00
    $549.00
    $549.00 - $549.00
    $549.00
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    Wehrli LMM Duramax MAF Sensor Aluminum Weld Bung

    Wehrli
    $0.00 - $0.00
    $0.00
    $50.00
    $50.00 - $50.00
    $50.00

    Wehrli Model WCF205-28Wehrli LMM Duramax MAF Sensor Aluminum Weld Bung

    $0.00 - $0.00
    $0.00
    $50.00
    $50.00 - $50.00
    $50.00
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    DDP Common Rail High Pressure Diesel Injection System Cleaner

    DDP
    $0.00 - $0.00
    $0.00
    $69.00
    $69.00 - $69.00
    $69.00

    DDP Model DDPCRCLEANHeavy duty, one-time use injection system cleaner. Cleans the entire fuel system! This product removes contamination, resin and...

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    $0.00 - $0.00
    $0.00
    $69.00
    $69.00 - $69.00
    $69.00
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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
    $394.00 - $394.00
    $394.00
    $394.00 - $394.00
    $394.00

    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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    $394.00 - $394.00
    $394.00
    $394.00 - $394.00
    $394.00
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    DDP 01-04 Chevrolet Duramax 6.6L LB7 Stock Reman Injector (Single)

    DDP
    $0.00 - $0.00
    $0.00
    $475.00
    $475.00 - $475.00
    $475.00

    DDP Model DDPLB7-STKDuramax 01-04 LB7 Injector: Remanufactured stock power level injector. Every internal component replaced with new OE components...

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    $0.00 - $0.00
    $0.00
    $475.00
    $475.00 - $475.00
    $475.00
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    Exergy 11-16 Chevrolet Duramax 6.6L LML Injector Leak Rail Assembly

    Exergy
    $377.00 - $377.00
    $377.00
    $377.00 - $377.00
    $377.00

    Exergy Model E05 10510Exergy 11-16 Chevrolet Duramax 6.6L LML Injector Leak Rail Assembly

    $377.00 - $377.00
    $377.00
    $377.00 - $377.00
    $377.00
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    Wehrli 20-24 Duramax L5P 4in. Stage 2 Intake Kit

    Wehrli
    $1,319.00
    $1,319.00 - $1,319.00
    $1,319.00
    $1,207.00
    $1,207.00 - $1,207.00
    $1,207.00

    Wehrli Model WCF100684 High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic f...

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    $1,319.00
    $1,319.00 - $1,319.00
    $1,319.00
    $1,207.00
    $1,207.00 - $1,207.00
    $1,207.00
    Save 8% Save %
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    Fleece Performance Duramax Remote Turbo Oil Feed Line Kit for 01-16 Duramax/w 1/4 NPT Oil Inlet

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $145.00
    $145.00 - $145.00
    $145.00

    Fleece Performance Model FPE-DTFL-S3S4-0116Problem: The factory turbo oil feed used on 2001-2016 Duramax's is supplied off of the #4 cam journal be...

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    $0.00 - $0.00
    $0.00
    $145.00
    $145.00 - $145.00
    $145.00
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    Fleece Performance 06-10 GM Duramax 6.6L LBZ/LMM Allison Transmission Cooler Lines

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $421.00
    $421.00 - $421.00
    $421.00

    Fleece Performance Model FPE-TL-LBZ-LMMReplace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit...

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    $0.00 - $0.00
    $0.00
    $421.00
    $421.00 - $421.00
    $421.00
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    Fleece Performance 01-16 GM Duramax 6.6L CP3 Adapter Kit w/O-Rings

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $97.00
    $97.00 - $97.00
    $97.00

    Fleece Performance Model FPE-DMAX-CP3-ADPTReplacement CP3 adapter machined from billet aluminum for the 2001-2016 GM Duramax. Includes new O-rings ...

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    $0.00 - $0.00
    $0.00
    $97.00
    $97.00 - $97.00
    $97.00
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    WeatherTech 01-02* LB7 Chevy Silverado Hood Protector - Black

    WeatherTech
    $151.00 - $151.00
    $151.00
    $151.00 - $151.00
    $151.00

    The Hood Protector is a custom-fit bug and debris shield that helps preserve and maintain paint finishes. Features a sleek and low profile made fro...

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    $151.00 - $151.00
    $151.00
    $151.00 - $151.00
    $151.00
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    Mishimoto 03-05 Chevrolet / GMC 6.6L Duramax (LB7/LLY) Transmission Cooler

    Mishimoto
    $796.00
    $796.00 - $796.00
    $796.00
    $723.00
    $723.00 - $723.00
    $723.00

    There's no greater enemy for a transmission than heat. Whether your 2003-2005 Chevy/GMC 6.6L Duramax is a dedicated tow vehicle, hardworking fleet ...

    View full details
    $796.00
    $796.00 - $796.00
    $796.00
    $723.00
    $723.00 - $723.00
    $723.00
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    aFe Large Bore-HD 4in 409-SS DPF-Back Exhaust w/Dual Polished Tips 2017 GM Duramax V8-6.6L (td) L5P

    aFe
    $1,171.00 - $1,171.00
    $1,171.00
    $1,171.00 - $1,171.00
    $1,171.00

    Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructe...

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    $1,171.00 - $1,171.00
    $1,171.00
    $1,171.00 - $1,171.00
    $1,171.00
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    Wehrli 07.5-2010 Chevrolet 6.6L Duramax LMM Stage 3 High Flow Bundle Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $3,801.00
    $3,801.00 - $3,801.00
    $3,801.00

    Wehrli Model WCF100504 The Stage 3 upgrade for the 2007.5-2010 LMM 6.6L Duramax equipped Chevrolet Silverado and GMC Sierra 2500 / 3500 HD truck co...

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    $0.00 - $0.00
    $0.00
    $3,801.00
    $3,801.00 - $3,801.00
    $3,801.00
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    Wehrli 11-16 Chevrolet 6.6L LML Duramax Upper Coolant Pipe

    Wehrli
    $0.00 - $0.00
    $0.00
    $225.00
    $225.00 - $225.00
    $225.00

    Wehrli Model WCF100696 Aluminum Upper Coolant Pipe for 2011-2016 LML Duramax replaces the OEM rubber upper coolant hose and comes powder coated col...

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    $0.00 - $0.00
    $0.00
    $225.00
    $225.00 - $225.00
    $225.00
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    Wehrli 01-16 Chevrolet 6.6L Duramax 2in Stainless Driver Side Up Pipe w/Gaskets (Single/Twin Turbo)

    Wehrli
    $0.00 - $0.00
    $0.00
    $485.00
    $485.00 - $485.00
    $485.00

    Wehrli Model WCF100652Wehrli 01-16 Chevrolet 6.6L Duramax 2in Stainless Driver Side Up Pipe w/Gaskets (Single/Twin Turbo) Replace the lightweight 1...

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    $0.00 - $0.00
    $0.00
    $485.00
    $485.00 - $485.00
    $485.00
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    Wehrli 11-16 Chevrolet 6.6L LML Duramax Turbo Resonator Billet Block Off Plate

    Wehrli
    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00

    Wehrli Model WCF100096Wehrli 11-16 Chevrolet 6.6L LML Duramax Turbo Resonator Billet Block Off Plate This quick and easy to install, billet aluminu...

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    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00
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    Wehrli 11-15 Chevrolet 6.6L LML Duramax 3in Down Pipe (V-Band Style)

    Wehrli
    $0.00 - $0.00
    $0.00
    $331.00
    $331.00 - $331.00
    $331.00

    Wehrli Model WCF100121Wehrli 11-15 Chevrolet 6.6L LML Duramax 3in Down Pipe (V-Band Style) Replace the restrictive crushed factory down pipe with t...

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    $0.00 - $0.00
    $0.00
    $331.00
    $331.00 - $331.00
    $331.00
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    Industrial Injection 11-16 Duramax 6.6L LML Bosch Disaster Kit WITHOUT CP4

    Industrial Injection
    $7,080.00
    $7,080.00 - $7,080.00
    $7,080.00
    $6,868.00
    $6,868.00 - $6,868.00
    $6,868.00

    Industrial Injection Model: 4G6103 FEATURES: OEM Fuel line pump right side to rail OEM Fuel Line rail to rail OEM Fuel line pump left side to rail...

    View full details
    $7,080.00
    $7,080.00 - $7,080.00
    $7,080.00
    $6,868.00
    $6,868.00 - $6,868.00
    $6,868.00
    Save 3% Save %
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    GM CP4 to CP3 Conversion Kit For 11-16 LML 6.6L Duramax Includes Pump Industrial Injection

    Industrial Injection
    $3,332.00
    $3,332.00 - $3,332.00
    $3,332.00
    $3,232.00
    $3,232.00 - $3,232.00
    $3,232.00

    Industrial Injection Model: 436401This kit is designed to work with factory OE trucks without tuning and modifications. Factory emissions must be i...

    View full details
    $3,332.00
    $3,332.00 - $3,332.00
    $3,332.00
    $3,232.00
    $3,232.00 - $3,232.00
    $3,232.00
    Save 3% Save %
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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