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L5P Duramax Parts

Parts for the L5P Duramax (2017+).

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    4" Rear Block Kit - GM Silverado / GMC Sierra 2500HD/3500HD 2011-2024

    ReadyLift
    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95

    Readylift Model 26-3204 QUICK OVERVIEW 2011-2024 GM 2500HD/3500HD OEM Style 4" Rear Lift Block Kit 4" Tall rear block kit Cast Iron construction E-...

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    $189.95 - $189.95
    $189.95
    $189.95 - $189.95
    $189.95
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    2020-2024 GMC/Chevy 2500/3500 HD Front Inner Fender Bracket

    ReadyLift
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    Readylift Model 67-12238 QUICK OVERVIEW ReadyLIFT recently released our 3” SST kit for the 2020-2024 GM HD trucks and in that kit is our new Inner...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
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    Wehrli 20-24 Chevy & GMC Duramax RCLB/CCSB/ECSB 60in. Traction Bar Kit

    Wehrli
    $969.03 - $969.03
    $969.03
    $969.03 - $969.03
    $969.03

    Wehrli Model WCF100826 ***This kit includes 60" long bars for Regular Cab Long Bed, Extended Cab Short Bed and Crew Cab Short Bed Models*** ***This...

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    $969.03 - $969.03
    $969.03
    $969.03 - $969.03
    $969.03
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    Wehrli 20-24 Duramax L5P Auxiliary Coolant Tank Kit

    Wehrli
    $0.00 - $0.00
    $0.00
    $241.53
    $241.53 - $241.53
    $241.53

    Wehrli Model WCF100224 2020-2025 L5P Duramax Fabricated Aluminum Auxiliary Coolant Tank Kit, mounts in OEM location. Dress up your engine bay by ...

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    $0.00 - $0.00
    $0.00
    $241.53
    $241.53 - $241.53
    $241.53
    Select Options
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    Wehrli 01-19 Chevrolet LB7/LLY/LBZ/LMM/LML/L5P Duramax Brake Master Cylinder Cover

    Wehrli
    $0.00 - $0.00
    $0.00
    $145.50
    $145.50 - $145.50
    $145.50

    Wehrli Model WCF100205Clean up the engine bay of your 2001-2019 Chevy Silverado or GMC Sierra 2500/3500 Duramax truck with this custom powder coate...

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    $0.00 - $0.00
    $0.00
    $145.50
    $145.50 - $145.50
    $145.50
    Select Options
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    Fleece Performance 17-22 GM 2500/3500 Duramax MAP Sensor Spacer & Boost Reference Port

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $68.99
    $68.99 - $68.99
    $68.99

    Fleece Performance Model FPE-L5P-MAP-SPRAll new Fleece Performance MAP sensor spacer with boost reference port for the L5P Duramax. Problem: Becaus...

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    $0.00 - $0.00
    $0.00
    $68.99
    $68.99 - $68.99
    $68.99
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    Fleece 17-22 GM 2500/3500 Duramax L5O Replacement Fuel Injector Connector

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $59.99
    $59.99 - $59.99
    $59.99

    Fleece Performance Model FPE-HAR-L5P-INJ-PTA common failure point on the L5P Duramax, our replacement connector with 4.5 inch pigtail for the fuel ...

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    $0.00 - $0.00
    $0.00
    $59.99
    $59.99 - $59.99
    $59.99
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    Banks Power 17-19 Chevy/GMC 2500HD/3500HD Diesel 6.6L Boost Tube Upgrade Kit - Red

    Banks Power
    $664.44
    $664.44 - $664.44
    $664.44
    $598.00
    $598.00 - $598.00
    $598.00

    Banks massive 3.5in boost tubes are the largest charge air cooler pipes on the market, flowing 680 CFM and 87% more air than stock! Smooth mandrel-...

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    $664.44
    $664.44 - $664.44
    $664.44
    $598.00
    $598.00 - $598.00
    $598.00
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    Banks Power 17-19 Chevy Duramax L5P 2500/3500 Monster Exhaust System w/ Black Tip

    Banks Power
    $610.00
    $610.00 - $610.00
    $610.00
    $549.00
    $549.00 - $549.00
    $549.00

    5" aluminized steel constant-diameter DPF-back system with Patented negative backpressure SideKick tip. 85% less backpressure and 15% lower exhaust...

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    $610.00
    $610.00 - $610.00
    $610.00
    $549.00
    $549.00 - $549.00
    $549.00
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    Mishimoto 01-19 Duramax Allison A1000 Transmission Pan Cast GR

    Mishimoto
    $452.00
    $452.00 - $452.00
    $452.00
    $410.95
    $410.95 - $410.95
    $410.95

    This Mishimoto Aluminum Transmission Pan is a direct-fit, high-performance upgrade for your 2001-2019 Chevy/GMC 6.6L Duramax. Cast from high-qualit...

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    $452.00
    $452.00 - $452.00
    $452.00
    $410.95
    $410.95 - $410.95
    $410.95
    Save 9% Save %
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    BD Diesel FleX-Plate - Chevy 2001-2011 Duramax 6.6L w/Allison Trans

    BD Diesel
    $423.84 - $423.84
    $423.84
    $459.95
    $459.95 - $459.95
    $459.95

    BDs FleX-Plate is designed specifically for modified applications, and can reliably handle up to 1,500 lb.-ft. of torque. Twice as thick as the sto...

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    $423.84 - $423.84
    $423.84
    $459.95
    $459.95 - $459.95
    $459.95
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    Fox 2011+ Chevy HD 2.0 Perf Series 6.6in IFP Front Shock / 1.5in-3.5in Lift

    FOX
    $229.95 - $229.95
    $229.95
    $229.95 - $229.95
    $229.95

    Increase your vehicle's off-road capability by extending drop-out travel in most applications. Experience on-road comfort with performance-minded s...

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    $229.95 - $229.95
    $229.95
    $229.95 - $229.95
    $229.95
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    Bilstein B1 Reservoir Clamps - Black Anodized

    Bilstein
    $42.00 - $42.00
    $42.00
    $42.00 - $42.00
    $42.00

    Chevrolet Avalanche 2013-2007, Avalanche 1500 2006-2002, Avalanche 2500 2006-2002, Silverado 1500 2018-1999, Silverado 1500 Classic 2007, Silverado...

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    $42.00 - $42.00
    $42.00
    $42.00 - $42.00
    $42.00
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    Bilstein 5100 Series 2011 Chevrolet Silverado 2500 HD LT Rear 46mm Monotube Shock Absorber

    Bilstein
    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00

    Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube...

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    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00
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    Banks Power 01-19 GM / RAM Black Ops Differential Cover Kit 11.5/11.8-14 Bolt

    Banks Power
    $438.89
    $438.89 - $438.89
    $438.89
    $395.00
    $395.00 - $395.00
    $395.00

    Banks Ram-Air ® differential cover extends lubrication life and retains fuel economy. Thanks to its superior fluid and aerodynamics, the Ram-Air ® ...

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    $438.89
    $438.89 - $438.89
    $438.89
    $395.00
    $395.00 - $395.00
    $395.00
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    Air Lift LoadLifter 7500XL Ultimate for 11-17 GM 2500/3500

    Air Lift
    $841.99
    $841.99 - $841.99
    $841.99
    $800.99
    $800.99 - $800.99
    $800.99

    The LoadLifter 7500 XL Ultimate offers support for the heaviest tows with an internal jounce bumper, absorbing shock for the smoothest ride. Air L...

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    $841.99
    $841.99 - $841.99
    $841.99
    $800.99
    $800.99 - $800.99
    $800.99
    Save 5% Save %
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    Air Lift Load Controller Single Heavy Duty Compressor

    Air Lift
    $407.99 - $407.99
    $407.99
    $407.99 - $407.99
    $407.99

    Offering quick and convenient air pressure adjustment, LoadController (Compact, Single Path, Heavy Duty) will have your vehicle back on the level i...

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    $407.99 - $407.99
    $407.99
    $407.99 - $407.99
    $407.99
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    WeatherTech Universal 1st Row Bucket Drivers Seat Protector - Black

    WeatherTech
    $161.95 - $161.95
    $161.95
    $161.95 - $161.95
    $161.95

    WeatherTech Seat Protectors are the perfect accessory for those vehicle owners needing an extra layer of protection for their rear vehicle seating....

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    $161.95 - $161.95
    $161.95
    $161.95 - $161.95
    $161.95
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    Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L High Temp Thermostat Set

    Mishimoto
    $110.00
    $110.00 - $110.00
    $110.00
    $99.95
    $99.95 - $99.95
    $99.95

    Mishimoto 01-10 Chevy Duramax 2500 6.6L 185 & 191F Degrees Racing Thermostat The Mishimoto Chevrolet Duramax high temperature thermostats activ...

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    $110.00
    $110.00 - $110.00
    $110.00
    $99.95
    $99.95 - $99.95
    $99.95
    Save 9% Save %
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    Banks Power 17-19 GM 6.6L L5P Ram-Air System Air Filter Element

    Banks Power
    $113.33
    $113.33 - $113.33
    $113.33
    $102.00
    $102.00 - $102.00
    $102.00

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

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    $113.33
    $113.33 - $113.33
    $113.33
    $102.00
    $102.00 - $102.00
    $102.00
    Save 10% Save %
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    aFe Momentum HD Intake System w/ Pro 10R Filter 2020 GM Diesel Trucks 2500/3500 V8-6.6L (L5P)

    aFe
    $420.00 - $420.00
    $420.00
    $420.00 - $420.00
    $420.00

    Momentum’s unique filter-to-housing interface was built to feature the largest air filter possible. This 9” tall, pre-oiled 360-degree radial f...

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    $420.00 - $420.00
    $420.00
    $420.00 - $420.00
    $420.00
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    aFe Momentum HD Pro 10R Cold Air Intake System 2017 GM Diesel Trucks V8-6.6L L5P

    aFe
    $420.00 - $420.00
    $420.00
    $420.00 - $420.00
    $420.00

    Unique One-Piece High Quality Housing W/ Sight Window: A custom CAD designed roto-molded housing made from heat soak resistant material eliminates ...

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    $420.00 - $420.00
    $420.00
    $420.00 - $420.00
    $420.00
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    aFe Momentum GT PRO DRY S Intake System 2020 GM Diesel Trucks 2500/3500 V8-6.6L (L5P)

    aFe
    $435.00 - $435.00
    $435.00
    $435.00 - $435.00
    $435.00

    Momentum’s unique filter-to-housing interface was built to feature the largest air filter possible. This 9” tall 360-degree radial flow air fil...

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    $435.00 - $435.00
    $435.00
    $435.00 - $435.00
    $435.00
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    BD Diesel L5P Replacement Injector Pigtail Kit 2017-2023 Duramax For P0201-P0208 Code*

    BD Diesel
    $42.63 - $42.63
    $42.63
    $44.95
    $44.95 - $44.95
    $44.95

    A common failure point on the L5P Duramax, BD's replacement connector with pigtail for the fuel injectors will get you back on the road quickl...

    View full details
    $42.63 - $42.63
    $42.63
    $44.95
    $44.95 - $44.95
    $44.95

The L5P is the current 6.6L Duramax, used in 2017 and newer Chevy Silverado HD and GMC Sierra HD trucks. It has a Denso fuel system, an electronically controlled VGT and the most factory power of any Duramax.

Shop L5P Duramax Parts by Category

Not sure what fits? Send us your VIN or call 865.640.2097 and we will match the right part.

L5P Duramax FAQ

What fuel system does the L5P use?

A Denso high pressure common rail system, different from the Bosch systems used on earlier Duramax engines.

What is the factory power rating on the L5P?

Ratings have increased over the years. Check your specific model year and trim for the exact rating.

Powerhouse Diesel