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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 04-05 Chevy 6.6L LLY Banks Speedbrake (w/ iDash 1.8)

    Banks Power
    $1,319.00
    $1,319.00 - $1,319.00
    $1,319.00
    $1,187.00
    $1,187.00 - $1,187.00
    $1,187.00

    The World's First All-Electronic Braking System. Cuts downhill speed up to 78 percent. All automatic, user selectable speed. Simple plug-n-play ins...

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    $1,319.00
    $1,319.00 - $1,319.00
    $1,319.00
    $1,187.00
    $1,187.00 - $1,187.00
    $1,187.00
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    Banks Power 04-05 Chevy 6.6L LLY Banks Speedbrake (w/ iDash 1.8 DataMonster)

    Banks Power
    $1,526.00
    $1,526.00 - $1,526.00
    $1,526.00
    $1,374.00
    $1,374.00 - $1,374.00
    $1,374.00

    The World's First All-Electronic Braking System. Cuts downhill speed up to 78 percent. All automatic, user selectable speed. Simple plug-n-play ins...

    View full details
    $1,526.00
    $1,526.00 - $1,526.00
    $1,526.00
    $1,374.00
    $1,374.00 - $1,374.00
    $1,374.00
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    Banks Power 01-04 Chevy/GMC 2500/3500 6.6L LB7 Economind Diesel Tuner w/ Banks iDash-1.8 DataMonster

    Banks Power
    $1,685.00
    $1,685.00 - $1,685.00
    $1,685.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00

    Calibrated for working and towing, EconoMind is a fully engineered diesel tuner with an unmatched combination of power, fuel economy, safety, and v...

    View full details
    $1,685.00
    $1,685.00 - $1,685.00
    $1,685.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00
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    Banks 04-05 Chevy 6.6L LLY Six-Gun Diesel Tuner w/ iDash

    Banks Power
    $1,486.00
    $1,486.00 - $1,486.00
    $1,486.00
    $1,338.00
    $1,338.00 - $1,338.00
    $1,338.00

    Calibrated for sport, Six-Gun delivers pavement-shredding power, has 6 change-on-the-fly power levels, is Stacked for Power to timing and fuel pres...

    View full details
    $1,486.00
    $1,486.00 - $1,486.00
    $1,486.00
    $1,338.00
    $1,338.00 - $1,338.00
    $1,338.00
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    Banks 04-05 Chevy/GMC 2500/3500 6.6L LLY Six-Gun Diesel Tuner w/ iDash-1.8 DataMonster

    Banks Power
    $1,685.00
    $1,685.00 - $1,685.00
    $1,685.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00

    Calibrated for sport, Six-Gun delivers pavement-shredding power, has 6 change-on-the-fly power levels, is Stacked for Power to timing and fuel pres...

    View full details
    $1,685.00
    $1,685.00 - $1,685.00
    $1,685.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00
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    Banks Power 01-04 Chevy/GMC 2500/3500 6.6L LB7 Economind Diesel Tuner w/ Banks iDash-1.8

    Banks Power
    $1,494.00
    $1,494.00 - $1,494.00
    $1,494.00
    $1,345.00
    $1,345.00 - $1,345.00
    $1,345.00

    Calibrated for working and towing, EconoMind is a fully engineered diesel tuner with an unmatched combination of power, fuel economy, safety, and v...

    View full details
    $1,494.00
    $1,494.00 - $1,494.00
    $1,494.00
    $1,345.00
    $1,345.00 - $1,345.00
    $1,345.00
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    Banks 01-04 Chevy/GMC 2500/3500 6.6L LB7 Six-Gun Diesel Tuner w/ iDash-1.8 DataMonster

    Banks Power
    $1,685.00
    $1,685.00 - $1,685.00
    $1,685.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00

    Six-Gun delivers pavement-shredding power. Has 6 change-on-the-fly power levels and is Stacked for Power. Enhanced vehicle monitoring and data-logg...

    View full details
    $1,685.00
    $1,685.00 - $1,685.00
    $1,685.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00
    Save 10% Save %
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    Banks 01-04 Chevy/GMC 2500/3500 6.6L LB7 Six-Gun Diesel Tuner w/ iDash-1.8

    Banks Power
    $1,486.00
    $1,486.00 - $1,486.00
    $1,486.00
    $1,338.00
    $1,338.00 - $1,338.00
    $1,338.00

    Six-Gun delivers pavement-shredding power. Has 6 change-on-the-fly power levels and is Stacked for Power. Enhanced vehicle monitoring and data-logg...

    View full details
    $1,486.00
    $1,486.00 - $1,486.00
    $1,486.00
    $1,338.00
    $1,338.00 - $1,338.00
    $1,338.00
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    Banks Power 00-05 Chevy/GM Truck Piller Mount - 2 Gauge

    Banks Power
    $94.00
    $94.00 - $94.00
    $94.00
    $85.00
    $85.00 - $85.00
    $85.00

    Easy installation, no damaging or modifying the interior. Allows wiring and tubes to be cleanly routed for a finished look. Can be painted to match...

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    $94.00
    $94.00 - $94.00
    $94.00
    $85.00
    $85.00 - $85.00
    $85.00
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    Banks Power 04-05 Chevy 6.6L LLY Techni-Cooler System

    Banks Power
    $2,322.00
    $2,322.00 - $2,322.00
    $2,322.00
    $2,090.00
    $2,090.00 - $2,090.00
    $2,090.00

    Optimizes the boosted air density for higher continuous power and lower exhaust gas temps. Restriction-free for superior flow with 25% larger core ...

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    $2,322.00
    $2,322.00 - $2,322.00
    $2,322.00
    $2,090.00
    $2,090.00 - $2,090.00
    $2,090.00
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    Banks Power 04-05 Chevy 6.6L LLY Ram-Air Intake System - Dry Filter

    Banks Power
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00

    Gain up to +39 hp/+69 lb-ft. Reduces exhaust gas temps (EGTs) and smoke. Outflows stock and competitors up to 35 percent. Optional Super-Scoop rams...

    View full details
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00
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    Banks Power 02-04 Chevy 6.6L LB7 Techni-Cooler System

    Banks Power
    $2,322.00
    $2,322.00 - $2,322.00
    $2,322.00
    $2,090.00
    $2,090.00 - $2,090.00
    $2,090.00

    Optimizes the boosted air density for higher continuous power and lower exhaust gas temps. Lowers restrictions for superior flow with 25% larger co...

    View full details
    $2,322.00
    $2,322.00 - $2,322.00
    $2,322.00
    $2,090.00
    $2,090.00 - $2,090.00
    $2,090.00
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    Banks Power 04-05 Chevy 6.6L LLY Ram-Air Intake System

    Banks Power
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00

    Gain up to +39 hp/+69 lb-ft. Reduces exhaust gas temps (EGTs) and smoke. Outflows stock and competitors up to 35 percent. Optional Super-Scoop rams...

    View full details
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00
    Save 10% Save %
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    Banks Power 01-04 Chevy 6.6L LB7 Ram-Air Intake System - Dry Filter

    Banks Power
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00

    Flowbench developed, dyno-proven cold-air intake with enclosed housing improves flow up to 57 percent. Increases power and fuel economy. Reduces ex...

    View full details
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00
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    Banks Power 01-04 Chevy 6.6L Lb15 Six-Gun Diesel Tuner w/ Switch

    Banks Power
    $982.00
    $982.00 - $982.00
    $982.00
    $884.00
    $884.00 - $884.00
    $884.00

    Six-Gun delivers pavement-shredding power. Has 6 change-on-the-fly power levels and is Stacked for Power. Enhanced vehicle monitoring and data-logg...

    View full details
    $982.00
    $982.00 - $982.00
    $982.00
    $884.00
    $884.00 - $884.00
    $884.00
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    Banks Power 01-04 Chevy 6.6L Lb14 Ram-Air Intake System

    Banks Power
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00

    Flowbench developed, dyno-proven cold-air intake with enclosed housing improves flow up to 57 percent. Increases power and fuel economy. Reduces ex...

    View full details
    $715.00
    $715.00 - $715.00
    $715.00
    $643.00
    $643.00 - $643.00
    $643.00
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    Banks Power 01-04 Chevy 6.6L Lb11 Economind - Powerpack w/ Switch

    Banks Power
    $1,176.00
    $1,176.00 - $1,176.00
    $1,176.00
    $1,059.00
    $1,059.00 - $1,059.00
    $1,059.00

    Calibrated for working and towing, EconoMind is a fully engineered diesel tuner with an unmatched combination of power, fuel economy, safety, and v...

    View full details
    $1,176.00
    $1,176.00 - $1,176.00
    $1,176.00
    $1,059.00
    $1,059.00 - $1,059.00
    $1,059.00
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    Banks Power 01-04 Chevy 6.6L Ec/CCSB Monster Exhaust System - SS Single Exhaust w/ Chrome Tip

    Banks Power
    $1,128.00
    $1,128.00 - $1,128.00
    $1,128.00
    $1,016.00
    $1,016.00 - $1,016.00
    $1,016.00

    100 Percent stainless, not aluminized! 4-inch mandrel-bent tube improves flow up to 176 Percent with virtually no back pressure. Side Single exit w...

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    $1,128.00
    $1,128.00 - $1,128.00
    $1,128.00
    $1,016.00
    $1,016.00 - $1,016.00
    $1,016.00
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    Banks Power 01-04 Chevy 6.6L Ec/CCSB Monster Exhaust System - SS Single Exhaust w/ Black Tip

    Banks Power
    $1,128.00
    $1,128.00 - $1,128.00
    $1,128.00
    $1,016.00
    $1,016.00 - $1,016.00
    $1,016.00

    100 Percent stainless, not aluminized! 4-inch mandrel-bent pipe improves flow up to 176 Percent with virtually no back pressure. Side Single exit C...

    View full details
    $1,128.00
    $1,128.00 - $1,128.00
    $1,128.00
    $1,016.00
    $1,016.00 - $1,016.00
    $1,016.00
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    Banks Power 01-04 Chevy 6.6L Ec/Cclb Monster Exhaust System - SS Single Exhaust w/ Chrome Tip

    Banks Power
    $1,192.00
    $1,192.00 - $1,192.00
    $1,192.00
    $1,073.00
    $1,073.00 - $1,073.00
    $1,073.00

    100 Percent stainless, not aluminized! 4-inch mandrel-bent tube improves flow up to 176 Percent with virtually no back pressure. Side Single exit w...

    View full details
    $1,192.00
    $1,192.00 - $1,192.00
    $1,192.00
    $1,073.00
    $1,073.00 - $1,073.00
    $1,073.00
    Save 10% Save %
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    Banks Power 01-04 Chevy 6.6L Ec/Cclb Monster Exhaust System - SS Single Exhaust w/ Black Tip

    Banks Power
    $1,192.00
    $1,192.00 - $1,192.00
    $1,192.00
    $1,073.00
    $1,073.00 - $1,073.00
    $1,073.00

    100 Percent stainless, not aluminized! 4-inch mandrel-bent pipe improves flow up to 176 Percent with virtually no back pressure. Side Single exit C...

    View full details
    $1,192.00
    $1,192.00 - $1,192.00
    $1,192.00
    $1,073.00
    $1,073.00 - $1,073.00
    $1,073.00
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    Banks Power 07-10 Chevy 6.6L LMM Banks Brake w/Switch

    Banks Power
    $1,160.00
    $1,160.00 - $1,160.00
    $1,160.00
    $1,044.00
    $1,044.00 - $1,044.00
    $1,044.00

    Our patented Banks Brake allows you to electronically control your downhill speed. With its easy-to-use switch control, you set the braking intensi...

    View full details
    $1,160.00
    $1,160.00 - $1,160.00
    $1,160.00
    $1,044.00
    $1,044.00 - $1,044.00
    $1,044.00
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    Banks Power 06-07 Chevy 6.6L LLY-LBZ Banks Brake w/Switch

    Banks Power
    $1,192.00
    $1,192.00 - $1,192.00
    $1,192.00
    $1,073.00
    $1,073.00 - $1,073.00
    $1,073.00

    Value priced all-electronic braking. Plug-and-play system that is like no other!Top Of The Hill - Now What? You've crested that big hill and need t...

    View full details
    $1,192.00
    $1,192.00 - $1,192.00
    $1,192.00
    $1,073.00
    $1,073.00 - $1,073.00
    $1,073.00
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    Banks Power Straight Pipe Kit (Replaces Muffler 53801)

    Banks Power
    $104.00
    $104.00 - $104.00
    $104.00
    $94.00
    $94.00 - $94.00
    $94.00

    Straight Pipe Monster Muffler Delete kit for 4 inch Banks Power Monster Exhaust Systems. Does not replace OEM mufflerReplaces Muffler 53801 used in...

    View full details
    $104.00
    $104.00 - $104.00
    $104.00
    $94.00
    $94.00 - $94.00
    $94.00
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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