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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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    DDP Duramax 06-07 LBZ Brand New Injector Set - 100% Over

    DDP
    $6,350.00
    $6,350.00 - $6,350.00
    $6,350.00
    $5,429.25
    $5,429.25 - $5,429.25
    $5,429.25

    DDP Model DDPNLBZ-200Duramax 06-07 LBZ Injector Set: Brand New injector set with no core charge! This injector set comes with nozzles flowing at 10...

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    $6,350.00
    $6,350.00 - $6,350.00
    $6,350.00
    $5,429.25
    $5,429.25 - $5,429.25
    $5,429.25
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    DDP Duramax 06-07 LBZ Brand New Injector Set - 100 (45% Over)

    DDP
    $6,050.00
    $6,050.00 - $6,050.00
    $6,050.00
    $5,172.75
    $5,172.75 - $5,172.75
    $5,172.75

    DDP Model DDPNLBZ-100Duramax 06-07 LBZ Injector Set: Brand New injector set flowing at 45 percent over, capable of 750-800 RWHP with proper support...

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    $6,050.00
    $6,050.00 - $6,050.00
    $6,050.00
    $5,172.75
    $5,172.75 - $5,172.75
    $5,172.75
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    DDP Duramax 06-10 LBZ & LMM Brand New Stock CP3

    DDP
    $1,400.00
    $1,400.00 - $1,400.00
    $1,400.00
    $1,197.00
    $1,197.00 - $1,197.00
    $1,197.00

    DDP Model DDPNCP3-332Duramax 06-10 LBZ and LMM: Brand New replacement stock CP3 injection pump. No core charge. Details: Liter: 6.6 Engine: LBZ Du...

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    $1,400.00
    $1,400.00 - $1,400.00
    $1,400.00
    $1,197.00
    $1,197.00 - $1,197.00
    $1,197.00
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    DDP Duramax 06-07 LBZ Reman Injector Set - Economy Series

    DDP
    $4,950.00
    $4,950.00 - $4,950.00
    $4,950.00
    $4,232.25
    $4,232.25 - $4,232.25
    $4,232.25

    DDP Model DDPLBZ-ECODDP Duramax 06-07 LBZ Reman Injector Set - Economy Series

    $4,950.00
    $4,950.00 - $4,950.00
    $4,950.00
    $4,232.25
    $4,232.25 - $4,232.25
    $4,232.25
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    DDP Duramax 06-07 LBZ Reman Injector Set - 75 (30% Over)

    DDP
    $5,150.00
    $5,150.00 - $5,150.00
    $5,150.00
    $4,403.25
    $4,403.25 - $4,403.25
    $4,403.25

    DDP Model DDPLBZ-75Duramax 06-07 LBZ Injector Set: Remanufactured injector set flowing at 30 percent over, capable of 675-700 RWHP with proper supp...

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    $5,150.00
    $5,150.00 - $5,150.00
    $5,150.00
    $4,403.25
    $4,403.25 - $4,403.25
    $4,403.25
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    DDP Duramax 06-07 LBZ Reman Injector Set - 60% Over

    DDP
    $5,350.00
    $5,350.00 - $5,350.00
    $5,350.00
    $4,574.25
    $4,574.25 - $4,574.25
    $4,574.25

    DDP Model DDPLBZ-150Duramax 06-07 LBZ Injector Set: Remanufactured injector set, Nozzles flow at 60 percent over with mild injector body modificati...

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    $5,350.00
    $5,350.00 - $5,350.00
    $5,350.00
    $4,574.25
    $4,574.25 - $4,574.25
    $4,574.25
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    DDP Duramax 06-10 LBZ & LMM Reman Stock CP3

    DDP
    $940.00
    $940.00 - $940.00
    $940.00
    $803.70
    $803.70 - $803.70
    $803.70

    DDP Model DDPCP3-332Duramax 06-10 LBZ and LMM: Replacement remanufactured stock CP3 injection pump. Details: Liter: 6.6 Engine: LBZ and LMM Durama...

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    $940.00
    $940.00 - $940.00
    $940.00
    $803.70
    $803.70 - $803.70
    $803.70
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    DDP Duramax 06-07 LBZ Reman Injector Set - 50 (20% Over)

    DDP
    $5,050.00
    $5,050.00 - $5,050.00
    $5,050.00
    $4,317.75
    $4,317.75 - $4,317.75
    $4,317.75

    DDP Model DDPLBZ-50Duramax 06-07 LBZ Injector Set: Remanufactured injector set flowing at 20 percent over, approximately 50 RWHP over stock. Inject...

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    $5,050.00
    $5,050.00 - $5,050.00
    $5,050.00
    $4,317.75
    $4,317.75 - $4,317.75
    $4,317.75
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    DDP Duramax 01-04 LB7 Brand New Injector Set - 75 (45% Over)

    DDP
    $4,315.00
    $4,315.00 - $4,315.00
    $4,315.00
    $3,689.33
    $3,689.33 - $3,689.33
    $3,689.33

    DDP Model DDPNLB7-75Duramax 01-04 LB7 Injector Set: Brand New injectors flowing at 45 percent over, capable of 725 RWHP with proper supporting modi...

    View full details
    $4,315.00
    $4,315.00 - $4,315.00
    $4,315.00
    $3,689.33
    $3,689.33 - $3,689.33
    $3,689.33
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    DDP Duramax 01-04 LB7 Brand New Injector Set - 50 (25% Over)

    DDP
    $4,115.00
    $4,115.00 - $4,115.00
    $4,115.00
    $3,518.33
    $3,518.33 - $3,518.33
    $3,518.33

    DDP Model DDPNLB7-50Duramax 01-04 LB7 Injector Set: Brand New injector set at 25 percent over, approximately 50 RWHP over stock. Injector set is ca...

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    $4,115.00
    $4,115.00 - $4,115.00
    $4,115.00
    $3,518.33
    $3,518.33 - $3,518.33
    $3,518.33
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    DDP Duramax 01-04 LB7 Brand New Injector Set - SAC Nozzle 100% Over

    DDP
    $4,715.00
    $4,715.00 - $4,715.00
    $4,715.00
    $4,031.33
    $4,031.33 - $4,031.33
    $4,031.33

    DDP Model DDPNLB7-200Duramax 01-04 LB7 Injector Set: Brand New injector set. SAC Nozzles flowing at 100 percent over with injector body modificatio...

    View full details
    $4,715.00
    $4,715.00 - $4,715.00
    $4,715.00
    $4,031.33
    $4,031.33 - $4,031.33
    $4,031.33
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    DDP Duramax 01-04 LB7 Brand New Injector Set - SAC Nozzle 150% Over

    DDP
    $4,915.00
    $4,915.00 - $4,915.00
    $4,915.00
    $4,202.33
    $4,202.33 - $4,202.33
    $4,202.33

    DDP Model DDPNLB7-300Duramax 01-04 LB7 Injector Set: Brand New injector set. SAC Nozzles at 150 percent over with injector body modifications for a...

    View full details
    $4,915.00
    $4,915.00 - $4,915.00
    $4,915.00
    $4,202.33
    $4,202.33 - $4,202.33
    $4,202.33
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    DDP Duramax 01-04 LB7 Brand New Injector Set - 100 (60% Over)

    DDP
    $4,515.00
    $4,515.00 - $4,515.00
    $4,515.00
    $3,860.33
    $3,860.33 - $3,860.33
    $3,860.33

    DDP Model DDPNLB7-100Duramax 01-04 LB7 Injector Set: Brand New injector set flowing at 60 percent over, capable of 750-800 RWHP. Modified or Dual C...

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    $4,515.00
    $4,515.00 - $4,515.00
    $4,515.00
    $3,860.33
    $3,860.33 - $3,860.33
    $3,860.33
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    DDP Duramax 01-04 LB7 Brand New Stock CP3

    DDP
    $1,400.00
    $1,400.00 - $1,400.00
    $1,400.00
    $1,197.00
    $1,197.00 - $1,197.00
    $1,197.00

    DDP Model DDPNCP3-303Duramax 01-04 LB7: Brand New replacement stock CP3 injection pump. No core charge. Details: Liter: 6.6 Engine: LB7 Duramax Ye...

    View full details
    $1,400.00
    $1,400.00 - $1,400.00
    $1,400.00
    $1,197.00
    $1,197.00 - $1,197.00
    $1,197.00
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    DDP Duramax 06-07 LBZ Reman Injector Set - 100 (45% Over)

    DDP
    $5,250.00
    $5,250.00 - $5,250.00
    $5,250.00
    $4,488.75
    $4,488.75 - $4,488.75
    $4,488.75

    DDP Model DDPLBZ-100Duramax 06-07 LBZ Injector Set: Remanufactured injector set flowing at 45 percent over, capable of 750-800 RWHP with proper sup...

    View full details
    $5,250.00
    $5,250.00 - $5,250.00
    $5,250.00
    $4,488.75
    $4,488.75 - $4,488.75
    $4,488.75
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    DDP Duramax 04.5-05 LLY Reman Injector Set - 100 (45% Over)

    DDP
    $4,300.00
    $4,300.00 - $4,300.00
    $4,300.00
    $3,676.50
    $3,676.50 - $3,676.50
    $3,676.50

    DDP Model DDPLLY-100Duramax 04.5-05 LLY Injector Set: Remanufactured injector set flowing at 45 percent over, capable of 750-800 RWHP with proper s...

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    $4,300.00
    $4,300.00 - $4,300.00
    $4,300.00
    $3,676.50
    $3,676.50 - $3,676.50
    $3,676.50
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    DDP Duramax 04.5-05 LLY Brand New Injector Set - 60% Over

    DDP
    $5,350.00
    $5,350.00 - $5,350.00
    $5,350.00
    $4,574.25
    $4,574.25 - $4,574.25
    $4,574.25

    DDP Model DDPNLLY-150Duramax 04.5-05 LLY Injector Set: Brand New injector set, Nozzles flow at 60 percent over and the injectors have had internal ...

    View full details
    $5,350.00
    $5,350.00 - $5,350.00
    $5,350.00
    $4,574.25
    $4,574.25 - $4,574.25
    $4,574.25
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    DDP Duramax 01-10 Brand New 12MM Stroker CP3

    DDP
    $2,750.00
    $2,750.00 - $2,750.00
    $2,750.00
    $2,351.25
    $2,351.25 - $2,351.25
    $2,351.25

    DDP Model DDPNCP3-33212Duramax 01-10: Brand New 12mm STROKER CP3 pump sold with no core charge. This pump is capable of supporting over 1,000 RWHP ...

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    $2,750.00
    $2,750.00 - $2,750.00
    $2,750.00
    $2,351.25
    $2,351.25 - $2,351.25
    $2,351.25
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    DDP Duramax 04.5-05 LLY Brand New Injector Set - 100 (45% Over)

    DDP
    $5,150.00
    $5,150.00 - $5,150.00
    $5,150.00
    $4,403.25
    $4,403.25 - $4,403.25
    $4,403.25

    DDP Model DDPNLLY-100Duramax 04.5-05 LLY Injector Set: Brand New injector set flowing at 45 percent over, capable of 750-800 RWHP with proper suppo...

    View full details
    $5,150.00
    $5,150.00 - $5,150.00
    $5,150.00
    $4,403.25
    $4,403.25 - $4,403.25
    $4,403.25
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    DDP Duramax 04.5-05 LLY Brand New Injector Set - 50 (20% Over)

    DDP
    $4,950.00
    $4,950.00 - $4,950.00
    $4,950.00
    $4,232.25
    $4,232.25 - $4,232.25
    $4,232.25

    DDP Model DDPNLLY-50Duramax 04.5-05 LLY Injector Set: Brand New injector set flowing at 20 percent over, approximately 50 RWHP over stock. Injector...

    View full details
    $4,950.00
    $4,950.00 - $4,950.00
    $4,950.00
    $4,232.25
    $4,232.25 - $4,232.25
    $4,232.25
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    DDP Duramax 01-04 LB7 Reman Injector Set - SAC Nozzle 100% Over

    DDP
    $4,000.00
    $4,000.00 - $4,000.00
    $4,000.00
    $3,420.00
    $3,420.00 - $3,420.00
    $3,420.00

    DDP Model DDPLB7-200Duramax 01-04 LB7 Injector Set: Remanufactured injector set. SAC Nozzles flowing at 100 percent over with injector body modific...

    View full details
    $4,000.00
    $4,000.00 - $4,000.00
    $4,000.00
    $3,420.00
    $3,420.00 - $3,420.00
    $3,420.00
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    DDP Duramax 01-04 LB7 Reman Injector Set - SAC Nozzle 150% Over

    DDP
    $4,200.00
    $4,200.00 - $4,200.00
    $4,200.00
    $3,591.00
    $3,591.00 - $3,591.00
    $3,591.00

    DDP Model DDPLB7-300Duramax 01-04 LB7 Injector Set: Remanufactured injector set. SAC Nozzles at 150 percent over with injector body modifications f...

    View full details
    $4,200.00
    $4,200.00 - $4,200.00
    $4,200.00
    $3,591.00
    $3,591.00 - $3,591.00
    $3,591.00
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    DDP Duramax 01-04 LB7 Reman Stock CP3

    DDP
    $935.00
    $935.00 - $935.00
    $935.00
    $799.43
    $799.43 - $799.43
    $799.43

    DDP Model DDPCP3-303Duramax 01-04 LB7: Replacement remanufactured Stock CP3 injection pump. Details: Liter: 6.6 Engine: LB7 Duramax Years: 2001-20...

    View full details
    $935.00
    $935.00 - $935.00
    $935.00
    $799.43
    $799.43 - $799.43
    $799.43
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    DDP Duramax 01-04 LB7 Reman Injector Set - Economy Series

    DDP
    $3,300.00
    $3,300.00 - $3,300.00
    $3,300.00
    $2,821.50
    $2,821.50 - $2,821.50
    $2,821.50

    DDP Model DDPLB7-ECODuramax 01-04 LB7 Injector Set: Remanufactured injector set, Economy Series with a very mild 10-20 RWHP increase and full injec...

    View full details
    $3,300.00
    $3,300.00 - $3,300.00
    $3,300.00
    $2,821.50
    $2,821.50 - $2,821.50
    $2,821.50
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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