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LML Duramax Parts

The LML Engine once again came with new revisions, not only to satisfy emissions standards but to further efficiency and power gains. Equipped a “9th injector” fuel system configuration, this accommodation was made to provide fuel during the DPF regeneration process. Other upgrades to pistons, heads and turbocharger were made. Powerhouse Diesel has a huge selection of LML Duramax parts to help you boost its performance, extend its lifespan and ensure it remains in good working order for as long as possible

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  • XDP Duramax 6.6L LGH Fuel Contamination Kit 11-16 GM 6.6L Duramax LGH XD518

    XDP
    Original price $ 87,485.00 - Original price $ 87,485.00
    Original price
    $ 87,485.00
    $ 87,485.00 - $ 87,485.00
    Current price $ 87,485.00

    XDP Model XD518The XDP Duramax 6.6L LGH Fuel Contamination Kit XD518 includes the items you need to repair the fuel system in your 2011-2016 GM Dur...

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    Original price $ 87,485.00 - Original price $ 87,485.00
    Original price
    $ 87,485.00
    $ 87,485.00 - $ 87,485.00
    Current price $ 87,485.00
  • XDP Fuel System Contamination Kit - No Pump (Stock Replacement) XD615

    XDP
    Original price $ 65,722.00 - Original price $ 65,722.00
    Original price
    $ 65,722.00
    $ 65,722.00 - $ 65,722.00
    Current price $ 65,722.00

    XDP Model XD615The XDP Fuel System Contamination Kit - No Pump (Stock Replacement) XD615 will help you get your vehicle back on the road. The facto...

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    Original price $ 65,722.00 - Original price $ 65,722.00
    Original price
    $ 65,722.00
    $ 65,722.00 - $ 65,722.00
    Current price $ 65,722.00
  • XDP Xpressor OER Series Reman GT3788VA Replacement Turbocharger XD556

    XDP
    Original price $ 17,315.00 - Original price $ 17,315.00
    Original price
    $ 17,315.00
    $ 17,315.00 - $ 17,315.00
    Current price $ 17,315.00

    XDP Model XD556The XDP Xpressor Turbo (Remanufactured Stock Replacement) XD556 is a direct-fit replacement for the worn turbo in your 2011-2016 GM ...

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    Original price $ 17,315.00 - Original price $ 17,315.00
    Original price
    $ 17,315.00
    $ 17,315.00 - $ 17,315.00
    Current price $ 17,315.00
  • XDP OER Series Remanufactured CP4 Fuel Pump 2011-2016 GM 6.6L Duramax LML/LGH

    XDP
    Original price $ 13,340.00 - Original price $ 13,340.00
    Original price
    $ 13,340.00
    $ 13,340.00 - $ 13,340.00
    Current price $ 13,340.00

    XDP Model XD609The XDP OER Series Remanufactured CP4 Fuel Pump XD609 is a high-quality replacement for the failed or underperforming injection fuel...

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    Original price $ 13,340.00 - Original price $ 13,340.00
    Original price
    $ 13,340.00
    $ 13,340.00 - $ 13,340.00
    Current price $ 13,340.00
  • OER Series New Fuel Rail Assembly (Passenger Side) 2011-2016 GM 6.6L Duramax LML/LGH XDP Xtreme Diesel Performance

    XDP
    Original price $ 4,791.00 - Original price $ 4,791.00
    Original price
    $ 4,791.00
    $ 4,791.00 - $ 4,791.00
    Current price $ 4,791.00

    XDP Model XD606Replace the contaminated fuel system in your 2011-2016 GM 6.6L Duramax LML/LGH with the XDP OER Series New Fuel Rail Assembly (Passe...

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    Original price $ 4,791.00 - Original price $ 4,791.00
    Original price
    $ 4,791.00
    $ 4,791.00 - $ 4,791.00
    Current price $ 4,791.00
  • OER Series New Fuel Injector (Stock HP) 1991.5-1993 Dodge Cummins XDP Xtreme Diesel Performance

    XDP
    Original price $ 1,742.00 - Original price $ 1,742.00
    Original price
    $ 1,742.00
    $ 1,742.00 - $ 1,742.00
    Current price $ 1,742.00

    XDP Model XD589The XDP OER Series New Fuel Injector (Stock HP) XD589 will help restore fuel system function in your 1991.5-1993 Dodge 5.9L Cummins ...

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    Original price $ 1,742.00 - Original price $ 1,742.00
    Original price
    $ 1,742.00
    $ 1,742.00 - $ 1,742.00
    Current price $ 1,742.00
  • OER Series New Fuel Rail Assembly (Driver Side) 2011-2016 GM 6.6L Duramax LML/LGH XDP Xtreme Diesel Performance

    XDP
    Original price $ 4,791.00 - Original price $ 4,791.00
    Original price
    $ 4,791.00
    $ 4,791.00 - $ 4,791.00
    Current price $ 4,791.00

    XDP Model XD605The XDP OER Series New Fuel Rail Assembly (Driver Side) XD605 is ideal when replacing contaminated fuel system components in your 20...

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    Original price $ 4,791.00 - Original price $ 4,791.00
    Original price
    $ 4,791.00
    $ 4,791.00 - $ 4,791.00
    Current price $ 4,791.00
  • XDP Remanufactured LGH Fuel Injector With Bolt XD482 For 2011-2016 GM 6.6L Duramax LGH

    XDP
    Original price $ 4,174.00 - Original price $ 4,174.00
    Original price
    $ 4,174.00
    $ 4,174.00 - $ 4,174.00
    Current price $ 4,174.00

    XDP Model XD482The Remanufactured LGH Fuel Injector With Bolt (Stock HP) XD482 is a high-quality replacement for the failed injector in your 2011-2...

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    Original price $ 4,174.00 - Original price $ 4,174.00
    Original price
    $ 4,174.00
    $ 4,174.00 - $ 4,174.00
    Current price $ 4,174.00
  • XDP Remanufactured LML Fuel Injector With Bolt XD487 For 2011-2016 GM 6.6L Duramax LML

    XDP
    Original price $ 3,993.00 - Original price $ 3,993.00
    Original price
    $ 3,993.00
    $ 3,993.00 - $ 3,993.00
    Current price $ 3,993.00

    XDP Model XD487The Remanufactured LML Fuel Injector With Bolt (Stock HP) XD487 provides you with a high-quality replacement for the failed injector...

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    Original price $ 3,993.00 - Original price $ 3,993.00
    Original price
    $ 3,993.00
    $ 3,993.00 - $ 3,993.00
    Current price $ 3,993.00
  • XDP Replacement Radiator Direct-Fit 11-16 GM 6.6L Duramax LML XD292 X-TRA Cool Direct-Fit

    XDP
    Original price $ 9,529.00 - Original price $ 9,529.00
    Original price
    $ 9,529.00
    $ 9,529.00 - $ 9,529.00
    Current price $ 9,529.00

    XDP Model XD292Don't just replace the failed radiator in your 2011-2016 GM 6.6L Duramax with a stock replacement, upgrade it with the X-TRA Cool Di...

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    Original price $ 9,529.00 - Original price $ 9,529.00
    Original price
    $ 9,529.00
    $ 9,529.00 - $ 9,529.00
    Current price $ 9,529.00
  • XDP Low-Profile Plastic Creeper XD395

    XDP
    Original price $ 1,815.00 - Original price $ 1,815.00
    Original price
    $ 1,815.00
    $ 1,815.00 - $ 1,815.00
    Current price $ 1,815.00

    XDP Model XD395Low-Profile Plastic Creeper Warranty Info: 2 Year / Unlimited Mileage

    Original price $ 1,815.00 - Original price $ 1,815.00
    Original price
    $ 1,815.00
    $ 1,815.00 - $ 1,815.00
    Current price $ 1,815.00
  • XDP Billet Aluminum Oil Cap XD477 For 2001-2021 GM 6.6L Duramax

    XDP
    Original price $ 544.00 - Original price $ 544.00
    Original price
    $ 544.00
    $ 544.00 - $ 544.00
    Current price $ 544.00

    XDP Model XD477Customize the underhood of your 2001-2021 GM 6.6L Duramax when you add the Billet Aluminum Oil Cap XD477. Each cap features a CNC-ma...

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    Original price $ 544.00 - Original price $ 544.00
    Original price
    $ 544.00
    $ 544.00 - $ 544.00
    Current price $ 544.00
  • 86 Series Wheel One-Piece Gloss Black 20x10 8x180 -19mm Rough Country

    Rough Country
    Original price $ 5,989.00 - Original price $ 5,989.00
    Original price
    $ 5,989.00
    $ 5,989.00 - $ 5,989.00
    Current price $ 5,989.00

    Set yourself apart from the pack with Rough Country's One-Piece Series 86 Wheels. This 8-spoke black and machined wheel offers an incredible look t...

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    Original price $ 5,989.00 - Original price $ 5,989.00
    Original price
    $ 5,989.00
    $ 5,989.00 - $ 5,989.00
    Current price $ 5,989.00
  • 2 Inch Wheel Spacers | 8x180 | Chevy/GMC 2500HD/3500HD (11-26)

    Rough Country
    Original price $ 2,904.00 - Original price $ 2,904.00
    Original price
    $ 2,904.00
    $ 2,904.00 - $ 2,904.00
    Current price $ 2,904.00

    Run larger tires on your with Rough Country's 2-inch Wheel Spacers. This 2-inch spacer helps offset the wheel from your truck's suspension, allowin...

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    Original price $ 2,904.00 - Original price $ 2,904.00
    Original price
    $ 2,904.00
    $ 2,904.00 - $ 2,904.00
    Current price $ 2,904.00
  • V2 Steering Stabilizer 11-15 Chevy/GMC 2500HD/3500HD Rough Country

    Rough Country
    Original price $ 2,178.00 - Original price $ 2,178.00
    Original price
    $ 2,178.00
    $ 2,178.00 - $ 2,178.00
    Current price $ 2,178.00

    Superior Design and Comfort. Give yourself peace of mind when upgrading to a larger wheel and tire set up with Rough Country's V2 stabilizers! Stee...

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    Original price $ 2,178.00 - Original price $ 2,178.00
    Original price
    $ 2,178.00
    $ 2,178.00 - $ 2,178.00
    Current price $ 2,178.00
  • SRX2 Adjustable Aluminum Step Crew Cab 07-18 Chevy/GMC 1500/2500HD/3500HD Rough Country

    Rough Country
    Original price $ 8,167.00 - Original price $ 8,167.00
    Original price
    $ 8,167.00
    $ 8,167.00 - $ 8,167.00
    Current price $ 8,167.00

    Innovative adjustable design. It's time to put your lifted vehicle a step ahead of the others! Rough Country's new SRX2 Side Steps are the perfect ...

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    Original price $ 8,167.00 - Original price $ 8,167.00
    Original price
    $ 8,167.00
    $ 8,167.00 - $ 8,167.00
    Current price $ 8,167.00
  • V2 Front Shocks | 5-8" | Chevy/GMC 2500HD/3500HD (11-26)

    Rough Country
    Original price $ 4,719.00 - Original price $ 4,719.00
    Original price
    $ 4,719.00
    $ 4,719.00 - $ 4,719.00
    Current price $ 4,719.00

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged V2 Monotube Shock Absorber leads the way, delivering...

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    Original price $ 4,719.00 - Original price $ 4,719.00
    Original price
    $ 4,719.00
    $ 4,719.00 - $ 4,719.00
    Current price $ 4,719.00
  • 6-inch Slimline Cree LED Light Bars Pair Rough Country

    Rough Country
    Original price $ 1,452.00 - Original price $ 1,452.00
    Original price
    $ 1,452.00
    $ 1,452.00 - $ 1,452.00
    Current price $ 1,452.00

    The sun never sets on a vehicle equipped with a pair of Rough Country's sleek 6-inch Slimline Cree LED Light Bars. With a powerful combined 4,880-...

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    Original price $ 1,452.00 - Original price $ 1,452.00
    Original price
    $ 1,452.00
    $ 1,452.00 - $ 1,452.00
    Current price $ 1,452.00
  • Multi-Function Winch Cleat Rough Country

    Rough Country
    Original price $ 907.00 - Original price $ 907.00
    Original price
    $ 907.00
    $ 907.00 - $ 907.00
    Current price $ 907.00

    Complete any winch set up by replacing your standard winch hook with Rough Country’s stylized Multi-Function Winch Cleat. This cutting edge desig...

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    Original price $ 907.00 - Original price $ 907.00
    Original price
    $ 907.00
    $ 907.00 - $ 907.00
    Current price $ 907.00
  • 10-Inch Slimline Cree LED Light Bars Pair Rough Country

    Rough Country
    Original price $ 1,996.00 - Original price $ 1,996.00
    Original price
    $ 1,996.00
    $ 1,996.00 - $ 1,996.00
    Current price $ 1,996.00

    The sun never sets on a vehicle equipped with a pair of Rough Country's sleek 10-inch Slimline Cree LED Light Bars. With a powerful combined 8,000...

    View full details
    Original price $ 1,996.00 - Original price $ 1,996.00
    Original price
    $ 1,996.00
    $ 1,996.00 - $ 1,996.00
    Current price $ 1,996.00
  • Air Spring Spacer Kit Rough Country

    Rough Country
    Original price $ 907.00 - Original price $ 1,270.00
    Original price
    $ 907.00
    $ 907.00 - $ 1,270.00
    Current price $ 907.00

    Functionality and Use. When equipping your vehicle with airbags depending on your lift height an airbag spacer is a must-have to ensure that you a...

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    Original price $ 907.00 - Original price $ 1,270.00
    Original price
    $ 907.00
    $ 907.00 - $ 1,270.00
    Current price $ 907.00
  • 20-inch Cree LED Light Bar Dual Row Chrome Series w/ Amber DRL Rough Country

    Rough Country
    Original price $ 4,174.00 - Original price $ 4,174.00
    Original price
    $ 4,174.00
    $ 4,174.00 - $ 4,174.00
    Current price $ 4,174.00

    Rough Country Model 70920DA The sun never sets on a vehicle equipped with Rough Country's sleek 20-inch LED Light Bar. With a powerful 18,000 Lumen...

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    Original price $ 4,174.00 - Original price $ 4,174.00
    Original price
    $ 4,174.00
    $ 4,174.00 - $ 4,174.00
    Current price $ 4,174.00
  • 10-Inch Slimline Cree LED Light Bar Black Series Rough Country

    Rough Country
    Original price $ 1,089.00 - Original price $ 1,089.00
    Original price
    $ 1,089.00
    $ 1,089.00 - $ 1,089.00
    Current price $ 1,089.00

    The sun never sets on a vehicle equipped with Rough Country's sleek 10-inch Slimline Cree LED Light Bar. With a powerful 2,400-lumen 30-watt output...

    View full details
    Original price $ 1,089.00 - Original price $ 1,089.00
    Original price
    $ 1,089.00
    $ 1,089.00 - $ 1,089.00
    Current price $ 1,089.00
  • 2 Inch Class III Multi-Ball Adjustable Hitch Rough Country

    Rough Country
    Original price $ 2,722.00 - Original price $ 2,722.00
    Original price
    $ 2,722.00
    $ 2,722.00 - $ 2,722.00
    Current price $ 2,722.00

    Have you experienced had issues with keeping your trailer level due to vehicle height or trailer height? Here at Rough Country we keep the motorist...

    View full details
    Original price $ 2,722.00 - Original price $ 2,722.00
    Original price
    $ 2,722.00
    $ 2,722.00 - $ 2,722.00
    Current price $ 2,722.00

BUILT FOR PERFORMANCE

The LML Engine once again came with new revisions, not only to satisfy emissions standards but to further efficiency and power gains. Equipped a “9th injector” fuel system configuration, this accommodation was made to provide fuel during the DPF regeneration process. Other upgrades to pistons, heads and turbocharger were made.

Here at Powerhouse Diesel, our inventory of LML duramax performance parts and accessories includes just about everything you could need. We have a huge range of options from many of the top manufacturers in the industry, including Fleece, Kryptonite, DDP and Rough Country. This is critical because when you’re trying to make improvements to how your engine performs, you need to have the highest-quality components. Without the best LML upgrades, there’s a good chance you’ll continue to have issues with your engine.

Our selection of LML Duramax parts can help you no matter what you’re looking for from your truck. Whether you’re trying to boost efficiency, get more raw power or just need to perform routine maintenance, we have something to help you. Here you’ll find LML accessories and parts including:

  • Suspension parts
  • Turbochargers
  • Exhausts
  • Injectors
  • Intakes and cooling system parts
  • Injection pumps and lift pumps
  • And more

LET US SHOW YOU THE WAY

Our expertise and knowledge make us the best place to look for parts to upgrade your LML Duramax. When you shop with us, our experienced team can help you narrow down your search and find the components that are perfect for whatever result you want. We’ll answer your questions and show you all your options so you can get the most from your engine. If you’re ready to learn more about what we have in stock and what it can do for you, browse through our products or get in touch with us today.

Powerhouse Diesel