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LMM Duramax Parts

The LMM Duramax, introduced midway through the 2007 model year replacing the LBZ and was a response to the newly tightened emissions standards. This truck is also the first Generation Duramax equipped with a Diesel Particulate Filter exhaust system. Powerhouse Diesel has a huge selection of LMM 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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  • AMP Research Replacement Step Assembly 79in 2 Rib - SOLD EACH

    AMP Research
    Original price $169.99 - Original price $169.99
    Original price
    $169.99
    $169.99 - $169.99
    Current price $169.99

    AMP Research Replacement Step Assembly 79in 2 Rib - SOLD EACHThis Part Fits:   Year Make Model Submodel 2002-2020 Cadillac Escalade Base 200...

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    Original price $169.99 - Original price $169.99
    Original price
    $169.99
    $169.99 - $169.99
    Current price $169.99
  • AMP Research 1999-2006 Chevy/GMC Silverado/Sierra Extended/Crew PowerStep - Black

    AMP Research
    Original price $1,599.99 - Original price $1,599.99
    Original price
    $1,599.99
    $1,599.99 - $1,599.99
    Current price $1,599.99

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electr...

    View full details
    Original price $1,599.99 - Original price $1,599.99
    Original price
    $1,599.99
    $1,599.99 - $1,599.99
    Current price $1,599.99
  • AMP Research Replacement Step Assembly

    AMP Research
    Original price $149.99 - Original price $149.99
    Original price
    $149.99
    $149.99 - $149.99
    Current price $149.99

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electr...

    View full details
    Original price $149.99 - Original price $149.99
    Original price
    $149.99
    $149.99 - $149.99
    Current price $149.99
  • AMP Research Replacement Powerstep Motor

    AMP Research
    Original price $119.99 - Original price $119.99
    Original price
    $119.99
    $119.99 - $119.99
    Current price $119.99

    Replacement motor for AMP Research PowerSteps Parts are specific to vehicle Make/Model and series of PowerStep installed This Part Fits:   Yea...

    View full details
    Original price $119.99 - Original price $119.99
    Original price
    $119.99
    $119.99 - $119.99
    Current price $119.99
  • AMP Research Replacement Controller Standard - Type A

    AMP Research
    Original price $99.99 - Original price $99.99
    Original price
    $99.99
    $99.99 - $99.99
    Current price $99.99

    Replacement controller for AMP Research PowerSteps. Parts are specific to vehicle Make/Model and series of PowerStep installedThis Part Fits: Year...

    View full details
    Original price $99.99 - Original price $99.99
    Original price
    $99.99
    $99.99 - $99.99
    Current price $99.99
  • AMP Research Replacement Powerstep Wire Harness

    AMP Research
    Original price $169.99 - Original price $169.99
    Original price
    $169.99
    $169.99 - $169.99
    Current price $169.99

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric-powered ...

    View full details
    Original price $169.99 - Original price $169.99
    Original price
    $169.99
    $169.99 - $169.99
    Current price $169.99
  • AMP Research Replacement Motor - Replacement for White Motors on GMC and RAM Kits

    AMP Research
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Replacement motor for AMP Research PowerSteps. Parts are specific to vehicle Make/Model and series of PowerStep installedThis Part Fits: Year Make...

    View full details
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • AMP Research 99-23 Ford F-250/F-350 SuperDuty Bedxtender HD Sport - Silver (May Req. Diode Kit)

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    V-shape design is the perfect mix of form and function that keeps your gear secure. Provides the extra clearance needed when used with some tonneau...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research PowerStep 79in Silver Trim Strip Full Kit w/ Extrusions

    AMP Research
    Original price $299.99 - Original price $299.99
    Original price
    $299.99
    $299.99 - $299.99
    Current price $299.99

    Give your AMP Research PowerStep a polished look with the AMP Research Trim Strips. Designed for all applications with the new style extrusion, the...

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    Original price $299.99 - Original price $299.99
    Original price
    $299.99
    $299.99 - $299.99
    Current price $299.99
  • AMP Research GM Wire Harness

    AMP Research
    Original price $139.99 - Original price $139.99
    Original price
    $139.99
    $139.99 - $139.99
    Current price $139.99

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric-powered ...

    View full details
    Original price $139.99 - Original price $139.99
    Original price
    $139.99
    $139.99 - $139.99
    Current price $139.99
  • AMP Research Override Switch w/ STA1 Controller

    AMP Research
    Original price $169.99 - Original price $169.99
    Original price
    $169.99
    $169.99 - $169.99
    Current price $169.99

    Now you can manually control your AMP Research POWERSTEP with a temporary over-ride switch. Whether deploying them to wash, or retracting them for ...

    View full details
    Original price $169.99 - Original price $169.99
    Original price
    $169.99
    $169.99 - $169.99
    Current price $169.99
  • AMP Research PowerStep 79in Silver Trim Strip

    AMP Research
    Original price $99.99 - Original price $99.99
    Original price
    $99.99
    $99.99 - $99.99
    Current price $99.99

    Give your AMP Research PowerStep a polished look with the AMP Research Trim Strips. Designed for all applications with the new style extrusion, the...

    View full details
    Original price $99.99 - Original price $99.99
    Original price
    $99.99
    $99.99 - $99.99
    Current price $99.99
  • AMP Research 2007-2017 GMC Sierra Bedxtender - Black

    AMP Research
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    BedXtender HD Mounting Bracket for 1999-2018 Chevrolet Silverado 1500/GMC Sierra (Incl 2019 Silverado LD/Sierra Limited), 1999-2019 Chevrolet Silve...

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    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Silver

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    V-shape design is the perfect mix of form and function that keeps your gear secure. Provides the extra clearance needed when used with some tonneau...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Silver

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    Flip it out with the tailgate open to gain up to 2-feet of enclosed cargo area. Flip it inside and close the tailgate to keep tools and smaller car...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Black

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    Flip it out with the tailgate open to gain up to 2-feet of enclosed cargo area. Flip it inside and close the tailgate to keep tools and smaller car...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Black

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    V-shape design is the perfect mix of form and function that keeps your gear secure. Provides the extra clearance needed when used with some tonneau...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research 2007-2014 Chevy Silverado 2500/3500 Extended/Crew PowerStep - Black

    AMP Research
    Original price $1,599.99 - Original price $1,599.99
    Original price
    $1,599.99
    $1,599.99 - $1,599.99
    Current price $1,599.99

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electr...

    View full details
    Original price $1,599.99 - Original price $1,599.99
    Original price
    $1,599.99
    $1,599.99 - $1,599.99
    Current price $1,599.99
  • AMP Research 1999-2013 Chevrolet Silverado All Beds BedStep2 - Black

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    Side steps for hard-working trucks. The AMP Research Bedstep2 mounts just behind the cab, forward of the rear wheel, providing a faster, easier and...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research 1999-2006 Chevrolet Silverado 1500/2500/3500 BedStep - Black

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    Go ahead and step on it. Bedstep is a real time saver. Not to mention knee and back saver. Strong and rugged, this non-slip, retractable bumper ste...

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    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99
  • AMP Research 08-23 Ford F-250/F-350 SuperDuty Bedxtender HD Sport - Black

    AMP Research
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

    V-shape design is the perfect mix of form and function that keeps your gear secure. Provides the extra clearance needed when used with some tonneau...

    View full details
    Original price $329.99 - Original price $329.99
    Original price
    $329.99
    $329.99 - $329.99
    Current price $329.99

BUILT FOR PERFORMANCE

The LMM Duramax, introduced midway through the 2007 model year replacing the LBZ and was a response to the newly tightened emissions standards. This truck is also the first Generation Duramax equipped with a Diesel Particulate Filter exhaust system. 

Here at Powerhouse Diesel, our inventory of LMM 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 LMM upgrades, there’s a good chance you’ll continue to have issues with your engine.

Our selection of LMM 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 LMM 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 LMM 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