Skip to content
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay.
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay.

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.

Filters

  • S&S Diesel Motorsport LMM Duramax Injectors (2007.5-2010) - Reman or New (Single). S&S Diesel Motorsport LMM Duramax Injectors (2007.5-2010) - Reman or New (Single).

    S&S Diesel Motorsport LMM Duramax Injectors (2007.5-2010) - Reman or New (Single)

    S&S
    $767.00 - $1,350.00
    $767.00 - $1,350.00
    $767.00 - $1,350.00
    $767.00

    LMM Duramax Injectors (2007.5-2010) - Reman or New (Single) S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Noz...

    View full details
    $767.00 - $1,350.00
    $767.00 - $1,350.00
    $767.00 - $1,350.00
    $767.00
  • S&S Diesel Motorsport LMM Duramax (2007.5-2010)TorqueMaster Injector - Reman or New (Single). S&S Diesel Motorsport LMM Duramax (2007.5-2010)TorqueMaster Injector - Reman or New (Single).

    S&S Diesel Motorsport LMM Duramax (2007.5-2010)TorqueMaster Injector - Reman or New (Single)

    S&S
    $611.00 - $656.00
    $611.00 - $656.00
    $611.00 - $656.00
    $611.00

    S&S Model LMM-10SAC-R (Reman) or LMM-10SAC (New)LMM TorqueMaster Injector - (Sold Each) S&S Upgrades Proprietary nozzle honing process for...

    View full details
    $611.00 - $656.00
    $611.00 - $656.00
    $611.00 - $656.00
    $611.00
  • S&S Diesel Motorsport LBZ Duramax (2006-2007) TorqueMaster Injectors - Set. S&S Diesel Motorsport LBZ Duramax (2006-2007) TorqueMaster Injectors - Set.

    S&S Diesel Motorsport LBZ Duramax (2006-2007) TorqueMaster Injectors - Set

    S&S
    $4,823.00 - $5,199.00
    $4,823.00 - $5,199.00
    $4,823.00 - $5,199.00
    $4,823.00

    LBZ TorqueMaster Injector - Set S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Nozzles flow-matched to 1% varia...

    View full details
    $4,823.00 - $5,199.00
    $4,823.00 - $5,199.00
    $4,823.00 - $5,199.00
    $4,823.00
  • S&S Diesel Motorsport LBZ Duramax (2006-2007) Injectors - Single. S&S Diesel Motorsport LBZ Duramax (2006-2007) Injectors - Single.

    S&S Diesel Motorsport LBZ Duramax (2006-2007) Injectors - Single

    S&S
    $760.00 - $1,343.00
    $760.00 - $1,343.00
    $760.00 - $1,343.00
    $760.00

    ( Sold Each ) S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Nozzles flow-matched to 1% variance per set, usin...

    View full details
    $760.00 - $1,343.00
    $760.00 - $1,343.00
    $760.00 - $1,343.00
    $760.00
  • S&S Diesel Motorsport LBZ Duramax (2006-2007) TorqueMaster Injector - Single. S&S Diesel Motorsport LBZ Duramax (2006-2007) TorqueMaster Injector - Single.

    S&S Diesel Motorsport LBZ Duramax (2006-2007) TorqueMaster Injector - Single

    S&S
    $603.00 - $650.00
    $603.00 - $650.00
    $603.00 - $650.00
    $603.00

    S&S Model LBZ-10SAC-R (Reman) or LBZ-10SAC (New)LBZ TorqueMaster Injector - Single (Sold Each) S&S Upgrades Proprietary nozzle honing pro...

    View full details
    $603.00 - $650.00
    $603.00 - $650.00
    $603.00 - $650.00
    $603.00
  • S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injectors Set - Reman or New. S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injectors Set - Reman or New.

    S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injectors Set - Reman or New

    S&S
    $3,769.00 - $4,434.00
    $3,769.00 - $4,434.00
    $3,769.00 - $4,434.00
    $3,769.00

    S&S Model LLY-10SAC-R-SET (Reman) or LLY-10SAC-SET (New)LLY TorqueMaster Injector -Set S&S Upgrades Proprietary nozzle honing process fo...

    View full details
    $3,769.00 - $4,434.00
    $3,769.00 - $4,434.00
    $3,769.00 - $4,434.00
    $3,769.00
  • S&S Diesel Motorsport LLY Duramax (2004.5-2005) Injectors -Single. S&S Diesel Motorsport LLY Duramax (2004.5-2005) Injectors -Single.

    S&S Diesel Motorsport LLY Duramax (2004.5-2005) Injectors -Single

    S&S
    $618.00 - $1,196.00
    $618.00 - $1,196.00
    $618.00 - $1,196.00
    $618.00

    (Sold Each) S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Nozzles flow-matched to 1% variance per set, using ...

    View full details
    $618.00 - $1,196.00
    $618.00 - $1,196.00
    $618.00 - $1,196.00
    $618.00
  • S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injector -Reman or New. S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injector -Reman or New.

    S&S Diesel Motorsport LLY Duramax (2004.5-2005 )TorqueMaster Injector -Reman or New

    S&S
    $472.00 - $559.00
    $472.00 - $559.00
    $472.00 - $559.00
    $472.00

    S&S Model LLY-10SAC-R (Reman) or LLY-10SAC (New) LLY TorqueMaster Injector -Sold Each S&S Upgrades Proprietary nozzle honing process for...

    View full details
    $472.00 - $559.00
    $472.00 - $559.00
    $472.00 - $559.00
    $472.00
  • S&S Diesel Motorsport LB7 TorqueMaster Injector - Reman or New Set. S&S Diesel Motorsport LB7 TorqueMaster Injector - Reman or New Set.

    S&S Diesel Motorsport LB7 01-04 TorqueMaster Injector - Reman or New Set

    S&S
    $2,842.00 - $3,272.00
    $2,842.00 - $3,272.00
    $2,842.00 - $3,272.00
    $2,842.00

    S&S Model LB7-10VCO-R-SET (Reman) or LB7-10VCO-SET (New) LB7 TorqueMaster Injector

    $2,842.00 - $3,272.00
    $2,842.00 - $3,272.00
    $2,842.00 - $3,272.00
    $2,842.00
  • S&S Diesel Motorsport LB7 SAC00® Injector - Reman or New Set. S&S Diesel Motorsport LB7 SAC00® Injector - Reman or New Set.

    S&S Diesel Motorsport LB7 01-04 SAC00® Injector - Reman or New Set

    S&S
    $3,431.00 - $3,917.00
    $3,431.00 - $3,917.00
    $3,431.00 - $3,917.00
    $3,431.00

    S&S Model LB7-00SAC-R-SET (Reman) or LB7-00SAC-SET (New) LB7 SAC00® Injector - Set The S&S Diesel Motorsport SAC00® injectors are a game-ch...

    View full details
    $3,431.00 - $3,917.00
    $3,431.00 - $3,917.00
    $3,431.00 - $3,917.00
    $3,431.00
  • S&S Diesel Motorsport Duramax LB7 Injectors (2001-2004) - Single. S&S Diesel Motorsport Duramax LB7 Injectors (2001-2004) - Single.

    S&S Diesel Motorsport Duramax LB7 Injectors (01-04) - Single

    S&S
    $562.00 - $1,185.00
    $562.00 - $1,185.00
    $562.00 - $1,185.00
    $562.00

    (Sold Each) The S&S Diesel Motorsport SAC00® injectors are a game-changer for LB7 Duramax owners who want increased durability without an in...

    View full details
    $562.00 - $1,185.00
    $562.00 - $1,185.00
    $562.00 - $1,185.00
    $562.00
  • S&S Diesel Motorsport LB7 SAC00® Injector - Reman or New. S&S Diesel Motorsport LB7 SAC00® Injector - Reman or New.

    S&S Diesel Motorsport LB7 01-04 SAC00® Injector - Reman or New

    S&S
    $429.00 - $490.00
    $429.00 - $490.00
    $429.00 - $490.00
    $429.00

    S&S Model LB7-00SAC-R Reman or LB7-00SAC New 2001-2004 Duramax LB7 SAC00® Injector (Sold Each) The S&S Diesel Motorsport SAC00® injectors ...

    View full details
    $429.00 - $490.00
    $429.00 - $490.00
    $429.00 - $490.00
    $429.00
  • S&S Diesel Motorsport LB7 Duramax TorqueMaster Injector - Reman Or New. S&S Diesel Motorsport LB7 Duramax TorqueMaster Injector - Reman Or New.

    S&S Diesel Motorsport LB7 01-04 Duramax TorqueMaster Injector - Reman Or New

    S&S
    $356.00 - $409.00
    $356.00 - $409.00
    $356.00 - $409.00
    $356.00

    S&S Model LB7-10VCO-R (Reman) or LB7-10VCO (New) 2001-2004 Duramax LB7 TorqueMaster Injector - (Sold Each) No Tuning Required Stock+ Performan...

    View full details
    $356.00 - $409.00
    $356.00 - $409.00
    $356.00 - $409.00
    $356.00
  • S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW. S&S Diesel Motorsport Duramax 12mm CP3 High Speed WITH SP300.

    S&S Diesel Motorsport Duramax 14mm CP3 High Speed WITH SP3000 Mechanical Pump

    S&S
    $5,632.00 - $5,632.00
    $5,632.00
    $5,632.00 - $5,632.00
    $5,632.00

    S&S Model CP3-DMX-14-HS-SP The SP3000 is a single mechanical solution that replaces the small factory supply pump, and will flow up to 2,791 l/...

    View full details
    $5,632.00 - $5,632.00
    $5,632.00
    $5,632.00 - $5,632.00
    $5,632.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW.

    S&S Diesel Motorsport Duramax 14mm CP3 High Speed (1,850 mm3 /rev displacement) - New

    S&S
    $4,188.00 - $4,188.00
    $4,188.00
    $4,188.00 - $4,188.00
    $4,188.00

    S&S Model CP3-DMX-14-HSS&S Diesel Motorsport Duramax 14mm CP3 High Speed (1,850 mm3 /rev displacement) | New LBZ-based. Optimized for high...

    View full details
    $4,188.00 - $4,188.00
    $4,188.00
    $4,188.00 - $4,188.00
    $4,188.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 14mm CP3 (1,850 mm3 /rev displacement) - New.

    S&S Diesel Motorsport Duramax 14mm CP3 (1,850 mm3 /rev displacement) - New

    S&S
    $4,044.00 - $4,044.00
    $4,044.00
    $4,044.00 - $4,044.00
    $4,044.00

    S&S Model CP3-DMX-14S&S Diesel Motorsport Duramax 14mm CP3 (1,850 mm3 /rev displacement) | New LBZ-based. 2001-2010 Duramax Trucks *01-05 L...

    View full details
    $4,044.00 - $4,044.00
    $4,044.00
    $4,044.00 - $4,044.00
    $4,044.00
  • S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW. S&S Diesel Motorsport Duramax 12mm CP3 High Speed WITH SP300.

    S&S Diesel Motorsport Duramax 12mm CP3 High Speed WITH SP300

    S&S
    $5,199.00 - $5,199.00
    $5,199.00
    $5,199.00 - $5,199.00
    $5,199.00

    S&S Model CP3-DMX-12-HS-SP The SP3000 is a single mechanical solution that replaces the small factory supply pump, and will flow up to 2,791 l/...

    View full details
    $5,199.00 - $5,199.00
    $5,199.00
    $5,199.00 - $5,199.00
    $5,199.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW.

    S&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement)- NEW

    S&S
    $3,177.00 - $3,177.00
    $3,177.00
    $3,177.00 - $3,177.00
    $3,177.00

    S&S Model CP3-DMX-10-HSS&S Diesel Motorsport Duramax 10mm CP3 High Speed (1,325 mm3 /rev displacement) | New LBZ-based Optimized for high ...

    View full details
    $3,177.00 - $3,177.00
    $3,177.00
    $3,177.00 - $3,177.00
    $3,177.00
  • S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New. S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New.

    S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) New

    S&S
    $2,888.00 - $2,888.00
    $2,888.00
    $2,888.00 - $2,888.00
    $2,888.00

    S&S Model CP3-DMX-10S&S Diesel Motorsport Duramax 10mm CP3 (1,325 mm3 /rev displacement) | New LBZ-based No calibration needed, direct dro...

    View full details
    $2,888.00 - $2,888.00
    $2,888.00
    $2,888.00 - $2,888.00
    $2,888.00
  • S&S Diesel Motorsport L5P CP3 conversion kit w/ 10mm Pump - Competition Use Only. S&S Diesel Motorsport L5P CP3 conversion kit w/ 10mm Pump - Competition Use Only.

    S&S Diesel Motorsport L5P CP3 conversion kit w/ 14mm Pump - Competition Use Only

    S&S
    $5,632.00 - $5,632.00
    $5,632.00
    $5,632.00 - $5,632.00
    $5,632.00

    S&S Model L5P-CP3-14S&S Diesel Motorsport L5P CP3 conversion kit w/ 14mm Pump - Competition Use Only Will not work on stock trucks! No Ship...

    View full details
    $5,632.00 - $5,632.00
    $5,632.00
    $5,632.00 - $5,632.00
    $5,632.00
  • S&S Diesel Motorsport LML CP3 conversion kit w/o Pump - Competition Use Only. S&S Diesel Motorsport LML CP3 conversion kit w/o Pump - Competition Use Only.

    S&S Diesel Motorsport LML CP3 conversion kit w/o Pump - Competition Use Only

    S&S
    $1,156.00 - $1,156.00
    $1,156.00
    $1,156.00 - $1,156.00
    $1,156.00

    S&S Model LML-CP3-WO-PUMPS&S Diesel Motorsport LML CP3 conversion kit w/o Pump - Competition Use Only

    $1,156.00 - $1,156.00
    $1,156.00
    $1,156.00 - $1,156.00
    $1,156.00
  • S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L. S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L.

    S&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LBZ

    S&S
    $217.00 - $217.00
    $217.00
    $217.00 - $217.00
    $217.00

    S&S Model MEUN-LBZS&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LBZ

    $217.00 - $217.00
    $217.00
    $217.00 - $217.00
    $217.00
  • S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L. S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L.

    S&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LLY

    S&S
    $252.00 - $252.00
    $252.00
    $252.00 - $252.00
    $252.00

    S&S Model MEUN-LLYS&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LLY

    $252.00 - $252.00
    $252.00
    $252.00 - $252.00
    $252.00
  • S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L. S&S Diesel Motorsport CP3 Metering Unit / FCA - Cummins 6.7L.

    S&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LB7

    S&S
    $252.00 - $252.00
    $252.00
    $252.00 - $252.00
    $252.00

    S&S Model MEUN-LB7S&S Diesel Motorsport CP3 Metering Unit / FCA - Dmax LB7

    $252.00 - $252.00
    $252.00
    $252.00 - $252.00
    $252.00

 

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