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.

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

Filters

$
$
  • responsive-image responsive-image

    AMP Research Override Switch w/ STA1 Controller

    AMP Research
    $169.99 - $169.99
    $169.99
    $169.99 - $169.99
    $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
    $169.99 - $169.99
    $169.99
    $169.99 - $169.99
    $169.99
  • responsive-image responsive-image

    AMP Research 2015-2017 GMC Sierra 2500/3500 BedStep - Black

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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...

    View full details
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 2015-2016 Chevy Silverado 2500/3500 Double/Crew Cab PowerStep Plug N Play - Black

    AMP Research
    $1,799.99 - $1,799.99
    $1,799.99
    $1,799.99 - $1,799.99
    $1,799.99

    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
    $1,799.99 - $1,799.99
    $1,799.99
    $1,799.99 - $1,799.99
    $1,799.99
  • responsive-image responsive-image

    AMP Research 99-23 Ford F-250/F-350 SuperDuty Bedxtender HD Sport - Silver (May Req. Diode Kit)

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 2011-2014 GMC Sierra 2500/3500 Extended/Crew PowerStep - Black

    AMP Research
    $1,649.99 - $1,649.99
    $1,649.99
    $1,649.99 - $1,649.99
    $1,649.99

    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
    $1,649.99 - $1,649.99
    $1,649.99
    $1,649.99 - $1,649.99
    $1,649.99
  • responsive-image responsive-image

    AMP Research 2011-2017 Diesel PowerStep - Silver

    AMP Research
    $79.99 - $79.99
    $79.99
    $79.99 - $79.99
    $79.99

    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
    $79.99 - $79.99
    $79.99
    $79.99 - $79.99
    $79.99
  • responsive-image responsive-image

    AMP Research 2011-2014 GMC Sierra 2500/3500 BedStep - Black

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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...

    View full details
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Silver

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 2007-2014 Chevy Silverado 2500/3500 Extended/Crew PowerStep - Black

    AMP Research
    $1,599.99 - $1,599.99
    $1,599.99
    $1,599.99 - $1,599.99
    $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
    $1,599.99 - $1,599.99
    $1,599.99
    $1,599.99 - $1,599.99
    $1,599.99
  • responsive-image responsive-image

    AMP Research 2007-2017 GMC Sierra Bedxtender - Black

    AMP Research
    $59.99 - $59.99
    $59.99
    $59.99 - $59.99
    $59.99

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

    View full details
    $59.99 - $59.99
    $59.99
    $59.99 - $59.99
    $59.99
  • responsive-image responsive-image

    AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Silver

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 2007-2017 Chevrolet Silverado Standard Bed Bedxtender - Black

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 1999-2013 Chevrolet Silverado All Beds BedStep2 - Black

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 08-23 Ford F-250/F-350 SuperDuty Bedxtender HD Sport - Black

    AMP Research
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $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
    $329.99 - $329.99
    $329.99
    $329.99 - $329.99
    $329.99
  • responsive-image responsive-image

    AMP Research 15-20 Chevy/GMC Silverado 2500-3500/Sierra 2500-3500/Crew & Double Cab PowerStep

    AMP Research
    $1,949.99 - $1,949.99
    $1,949.99
    $1,949.99 - $1,949.99
    $1,949.99

    The new Powerstep Smart Series is the latest innovation to bring more control for the electric-powered running board right to your fingertips. Enjo...

    View full details
    $1,949.99 - $1,949.99
    $1,949.99
    $1,949.99 - $1,949.99
    $1,949.99
  • responsive-image responsive-image

    Bully Dog 17-19 Chevrolet Silverado 2500 / 08-19 Chevrolet Silverado 3500 Thruster Throttle Booster

    Bully Dog
    $135.00 - $135.00
    $135.00
    $135.00 - $135.00
    $135.00

    When your vehicle's throttle isn't what you need, it's time for a boost with the Bully Dog Thruster. This device is easy to install inline between ...

    View full details
    $135.00 - $135.00
    $135.00
    $135.00 - $135.00
    $135.00
  • responsive-image responsive-image

    Bully Dog 08-20 Chevrolet Silverado 6.6L Thruster Throttle Booster (CARB Exempt Version)

    Bully Dog
    $135.00 - $135.00
    $135.00
    $135.00 - $135.00
    $135.00

    When your vehicle's throttle isn't what you need, it's time for a boost with the Bully Dog Thruster. This device is easy to install inline between ...

    View full details
    $135.00 - $135.00
    $135.00
    $135.00 - $135.00
    $135.00
  • responsive-image responsive-image

    BD Diesel Throttle Sensitivity Booster - Chevy / GMC

    BD Diesel
    $281.25 - $281.25
    $281.25
    $295.95
    $295.95 - $295.95
    $295.95

    Say goodbye to that dead, laggy throttle pedal felling and enjoy quicker engine response and acceleration with the BD Power TS Booster. The TS Boos...

    View full details
    $281.25 - $281.25
    $281.25
    $295.95
    $295.95 - $295.95
    $295.95
  • responsive-image responsive-image Save 10% Save %

    Banks Power Pedal Monster Throttle Sensitivity Booster for Use w/ Exst. iDash - 07.5-19 GM 2500/3500

    Banks Power
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00

    PedalMonster is the only OBD-connected throttle sensitivity controller for gas and diesel vehicles. It’s tuned to eliminate factory throttle dela...

    View full details
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00
    Save 10% Save %
  • responsive-image responsive-image Save 10% Save %

    Banks Power Pedal Monster Throttle Sensitivity Booster (Standalone) - 07.5-19 GM 2500/3500

    Banks Power
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00

    PedalMonster is the only OBD-connected throttle sensitivity controller for gas and diesel vehicles. It’s tuned to eliminate factory throttle dela...

    View full details
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00
    Save 10% Save %
  • responsive-image responsive-image Save 10% Save %

    Banks Power Pedal Monster Kit (Stand-Alone) - Aptiv GT 150 - 6 Way - Use w/Phone

    Banks Power
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00

    PedalMonster is the only OBD-connected throttle sensitivity controller for gas and diesel vehicles. It’s tuned to eliminate factory throttle dela...

    View full details
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00
    Save 10% Save %
  • responsive-image responsive-image Save 10% Save %

    Banks Power Pedal Monster Kit (Stand-Alone) - Aptiv GT 150 - 6 Way - Use w/iDash 1.8**

    Banks Power
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00

    Banks Model 63421 **DOES NOT INCLUDE iDash. iDash REQURIED FOR USE! PedalMonster is the only OBD-connected throttle sensitivity controller for gas ...

    View full details
    $354.44
    $354.44 - $354.44
    $354.44
    $319.00
    $319.00 - $319.00
    $319.00
    Save 10% Save %
  • responsive-image responsive-image

    Yukon Gear GM 9.25in IFS Side Adjuster Lock / 11+

    Yukon Gear & Axle
    $33.89 - $33.89
    $33.89
    $33.89 - $33.89
    $33.89

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    $33.89 - $33.89
    $33.89
    $33.89 - $33.89
    $33.89
  • responsive-image responsive-image

    Yukon Spindle Nut for GM 10.5in 14 Bolt Truck 1.935in I.D 6 Holes

    Yukon Gear & Axle
    $73.89 - $73.89
    $73.89
    $73.89 - $73.89
    $73.89

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    $73.89 - $73.89
    $73.89
    $73.89 - $73.89
    $73.89

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