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LLY Duramax Parts

One of the biggest differences between the LLY and its predecessor, the LB7, is that the LLY is fitted with emissions controlling technology. Now equipped with a faster spooling Turbocharger which created more torque sooner with less emissions. Powerhouse Diesel has a huge selection of LLY 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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    WeatherTech 01-06* Sierra Silverado 2500/3500 Extended Cab Classic Rear FloorLiner - Tan

    WeatherTech
    $143.00 - $143.00
    $143.00
    $143.00 - $143.00
    $143.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

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    $143.00 - $143.00
    $143.00
    $143.00 - $143.00
    $143.00
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    WeatherTech 01-06* Sierra Silverado 2500/3500 Extended Cab Classic Rear FloorLiner - Grey

    WeatherTech
    $143.00 - $143.00
    $143.00
    $143.00 - $143.00
    $143.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

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    $143.00 - $143.00
    $143.00
    $143.00 - $143.00
    $143.00
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    WeatherTech 01-06* Sierra Silverado 2500/3500 Extended Cab Classic Rear FloorLiner - Black

    WeatherTech
    $158.00 - $158.00
    $158.00
    $158.00 - $158.00
    $158.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $158.00 - $158.00
    $158.00
    $158.00 - $158.00
    $158.00
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    WeatherTech 01-06* Sierra Silverado 2500/3500 Extended Cab Classic Rear FloorLiner - Black

    WeatherTech
    $143.00 - $143.00
    $143.00
    $143.00 - $143.00
    $143.00

    The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". Digital laser meas...

    View full details
    $143.00 - $143.00
    $143.00
    $143.00 - $143.00
    $143.00
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    WeatherTech 01-06* Silverado Sierra 2500/3500 TechShade

    WeatherTech
    $86.00 - $86.00
    $86.00
    $86.00 - $86.00
    $86.00

    Custom fit and perfect for any season, the TechShade can keep your vehicle cool in the summer and help prevent frost build up in the winter. Refle...

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    $86.00 - $86.00
    $86.00
    $86.00 - $86.00
    $86.00
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    Mishimoto Upper & Lower Silicone Radiator Hose Kit 2001-2005 Duramax 6.6L - Red

    Mishimoto
    $509.00
    $509.00 - $509.00
    $509.00
    $462.00
    $462.00 - $462.00
    $462.00

    Mishimoto Upper & Lower Silicone Radiator Hose Kit 2001-2005 Duramax 6.6L Mishimoto's Duramax coolant hose kits are constructed from a combinat...

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    $509.00
    $509.00 - $509.00
    $509.00
    $462.00
    $462.00 - $462.00
    $462.00
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    Mishimoto HOT SIDE Intercooler Pipe & Boot Kit 04.5-10 LLY LBZ LMM 6.6L Duramax

    Mishimoto
    $566.00
    $566.00 - $566.00
    $566.00
    $514.00
    $514.00 - $514.00
    $514.00

    Mishimoto HOT SIDE Intercooler Pipe & Boot Kit 04.5-10 LLY LBZ LMM 6.6L Duramax Improve the power and efficiency of your Duramax with the Mishi...

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    $566.00
    $566.00 - $566.00
    $566.00
    $514.00
    $514.00 - $514.00
    $514.00
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    Mishimoto Aluminum Intercooler Pipe & Boot Kit 2002*-2004 LB7 - NOT 2001 MODEL

    Mishimoto
    $810.00
    $810.00 - $810.00
    $810.00
    $736.00
    $736.00 - $736.00
    $736.00

    The Mishimoto 6.6L Duramax intercooler pipe and boot kit is an ideal upgrade in reliability and performance.The Mishimoto kit features polished al...

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    $810.00
    $810.00 - $810.00
    $810.00
    $736.00
    $736.00 - $736.00
    $736.00
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    Mishimoto Intercooler Kit With Pipes & Boots 2002-2004* LB7 Duramax 6.6L

    Mishimoto
    $2,535.00
    $2,535.00 - $2,535.00
    $2,535.00
    $2,304.00
    $2,304.00 - $2,304.00
    $2,304.00

    Mishimoto Intercooler Kit With Pipes & Boots 2002-2004* LB7 Duramax 6.6L Black Intercooler With Polished Pipe Kit. Mishimoto is expanding thei...

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    $2,535.00
    $2,535.00 - $2,535.00
    $2,535.00
    $2,304.00
    $2,304.00 - $2,304.00
    $2,304.00
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    Mishimoto Intercooler Kit With Pipes & Boots 2002-2004* LB7 Duramax 6.6L - Silver

    Mishimoto
    $2,535.00
    $2,535.00 - $2,535.00
    $2,535.00
    $2,304.00
    $2,304.00 - $2,304.00
    $2,304.00

    Mishimoto Intercooler Kit With Pipes & Boots 2002-2004* LB7 Duramax 6.6L Silver Intercooler With Polished Pipe Kit. Mishimoto is expanding the...

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    $2,535.00
    $2,535.00 - $2,535.00
    $2,535.00
    $2,304.00
    $2,304.00 - $2,304.00
    $2,304.00
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    Mishimoto 01-07 Chevy/GMC 6.6L Duramax Degas Tank - Natural

    Mishimoto
    $674.00
    $674.00 - $674.00
    $674.00
    $614.00
    $614.00 - $614.00
    $614.00

    Two decades of heat cycling plastic components, such as your factory degas tank, will undoubtedly make them brittle and discolored. If your factory...

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    $674.00
    $674.00 - $674.00
    $674.00
    $614.00
    $614.00 - $614.00
    $614.00
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    Mishimoto 01-07 Chevy/GMC 6.6L Duramax Degas Tank - Black

    Mishimoto
    $674.00
    $674.00 - $674.00
    $674.00
    $614.00
    $614.00 - $614.00
    $614.00

    Two decades of heat cycling plastic components, such as your factory degas tank, will undoubtedly make them brittle and discolored. If your factory...

    View full details
    $674.00
    $674.00 - $674.00
    $674.00
    $614.00
    $614.00 - $614.00
    $614.00
    Save 9% Save %
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    Mishimoto Aluminum Radiator 2001-2005 LB7 LLY Duramax 6.6L

    Mishimoto
    $1,509.00
    $1,509.00 - $1,509.00
    $1,509.00
    $1,372.00
    $1,372.00 - $1,372.00
    $1,372.00

    Mishimoto Aluminum Radiator 2001-2005 LB7 LLY Duramax 6.6L Mishimoto has released a performance aluminum radiator for the 2001-2005 Chevrolet/GMC 6...

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    $1,509.00
    $1,509.00 - $1,509.00
    $1,509.00
    $1,372.00
    $1,372.00 - $1,372.00
    $1,372.00
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    Mishimoto Aluminum Intercooler 2001-2005 LB7 LLY Duramax 6.6L - SILVER

    Mishimoto
    $1,667.00
    $1,667.00 - $1,667.00
    $1,667.00
    $1,516.00
    $1,516.00 - $1,516.00
    $1,516.00

    Mishimoto Aluminum Intercooler 2001-2005 LB7 LLY Duramax 6.6L - SILVER Mishimoto has expanded their Duramax performance parts line to include a per...

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    $1,667.00
    $1,667.00 - $1,667.00
    $1,667.00
    $1,516.00
    $1,516.00 - $1,516.00
    $1,516.00
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    Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $144.00
    $144.00 - $144.00
    $144.00

    Fleece Performance Model FPE-INTAKEHORNIncrease your LB7?s potential with this simple, but effective upgrade. Back-to-back dyno pulls showed an inc...

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    $0.00 - $0.00
    $0.00
    $144.00
    $144.00 - $144.00
    $144.00
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    Mishimoto Aluminum Intercooler 2001-2005 LB7 LLY Duramax 6.6L - BLACK

    Mishimoto
    $1,667.00
    $1,667.00 - $1,667.00
    $1,667.00
    $1,516.00
    $1,516.00 - $1,516.00
    $1,516.00

    Mishimoto Aluminum Intercooler 2001-2005 LB7 LLY Duramax 6.6L - BLACK Mishimoto has expanded their Duramax performance parts line to include a perf...

    View full details
    $1,667.00
    $1,667.00 - $1,667.00
    $1,667.00
    $1,516.00
    $1,516.00 - $1,516.00
    $1,516.00
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    CSF 01-05 Chevrolet Silverado 6.6L Turbo Diesel Charge-Air-Cooler

    CSF
    $1,442.00 - $1,442.00
    $1,442.00
    $1,706.00
    $1,706.00 - $1,706.00
    $1,706.00

    CSF Heavy Duty Intercoolers are the perfect upgrade for your 01-05 6.6L TD Silverado/Sierra HD. The Heavy-Duty Bar & Plate Construction All-Alu...

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    $1,442.00 - $1,442.00
    $1,442.00
    $1,706.00
    $1,706.00 - $1,706.00
    $1,706.00
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    BD Diesel Positive Air Shutdown - Chevy 2004.5-2010 LLY/LBZ/LMM

    BD Diesel
    $1,368.00 - $1,368.00
    $1,368.00
    $1,490.00
    $1,490.00 - $1,490.00
    $1,490.00

    When you need an emergency engine shutdown system, then BD has the solution that is hard to PASs up. Some industries such as mining, oil refinery, ...

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    $1,368.00 - $1,368.00
    $1,368.00
    $1,490.00
    $1,490.00 - $1,490.00
    $1,490.00
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    BD Diesel Positive Air Shutdown (Manual Controlled) - Chevy 2004.5-2010 LLY/LBZ/LMM

    BD Diesel
    $993.00 - $993.00
    $993.00
    $1,066.00
    $1,066.00 - $1,066.00
    $1,066.00

    When you need an emergency engine shutdown system, then BD has the solution that is hard to PASs up. Some industries such as mining, oil refinery, ...

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    $993.00 - $993.00
    $993.00
    $1,066.00
    $1,066.00 - $1,066.00
    $1,066.00
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    Banks Power 99-14 Chevy/GMC Duramax 6.6L Replacement Filter Element For Banks Model 42248-D

    Banks Power
    $191.00
    $191.00 - $191.00
    $191.00
    $172.00
    $172.00 - $172.00
    $172.00

    Easy to install replacement filter (oiled or dry). Increased airflow, excellent filtration and a longer service life.Banks Ram-Air filter is a high...

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    $191.00
    $191.00 - $191.00
    $191.00
    $172.00
    $172.00 - $172.00
    $172.00
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    Banks Power 99-14 Duramax 6.6L Replacement Filter For Banks Air Intake Systems

    Banks Power
    $191.00
    $191.00 - $191.00
    $191.00
    $172.00
    $172.00 - $172.00
    $172.00

    Easy to install replacement filter (oiled). Increased airflow, excellent filtration and a longer service life.Banks Ram-Air filter is a high-flow a...

    View full details
    $191.00
    $191.00 - $191.00
    $191.00
    $172.00
    $172.00 - $172.00
    $172.00
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    Banks Power 04-05 Chevy 6.6L LLY Techni-Cooler System

    Banks Power
    $2,340.00
    $2,340.00 - $2,340.00
    $2,340.00
    $2,106.00
    $2,106.00 - $2,106.00
    $2,106.00

    Optimizes the boosted air density for higher continuous power and lower exhaust gas temps. Restriction-free for superior flow with 25% larger core ...

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    $2,340.00
    $2,340.00 - $2,340.00
    $2,340.00
    $2,106.00
    $2,106.00 - $2,106.00
    $2,106.00
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    Banks Power 04-05 Chevy 6.6L LLY Ram-Air Intake System - Dry Filter

    Banks Power
    $721.00
    $721.00 - $721.00
    $721.00
    $649.00
    $649.00 - $649.00
    $649.00

    Gain up to +39 hp/+69 lb-ft. Reduces exhaust gas temps (EGTs) and smoke. Outflows stock and competitors up to 35 percent. Optional Super-Scoop rams...

    View full details
    $721.00
    $721.00 - $721.00
    $721.00
    $649.00
    $649.00 - $649.00
    $649.00
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    Banks Power 04-05 Chevy 6.6L LLY Ram-Air Intake System

    Banks Power
    $721.00
    $721.00 - $721.00
    $721.00
    $649.00
    $649.00 - $649.00
    $649.00

    Gain up to +39 hp/+69 lb-ft. Reduces exhaust gas temps (EGTs) and smoke. Outflows stock and competitors up to 35 percent. Optional Super-Scoop rams...

    View full details
    $721.00
    $721.00 - $721.00
    $721.00
    $649.00
    $649.00 - $649.00
    $649.00
    Save 10% Save %

BUILT FOR PERFORMANCE

This second gen Duramax is now equipped with a faster spooling Turbocharger which created more torque sooner with less emissions. Powerhouse Diesel has a huge selection of LLY Duramax parts to help you boost its performance, extend its lifespan and ensure it remains in good working order for as long as possible.

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

Our selection of LLY 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 LLY 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 LLY 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