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Duramax Parts

Duramax parts for every 6.6L Duramax in Chevy Silverado HD and GMC Sierra HD trucks, from the 2001 LB7 to the current L5P. Pick your engine below to see parts that fit your truck.

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  • Banks Power 15-19 Chevy/GMC 2500/3500 iDash Stealth Pod Mount - Single Gauge

    Banks Power
    Original price $121.11
    Original price $121.11 - Original price $121.11
    Original price $121.11
    Current price $109.00
    $109.00 - $109.00
    Current price $109.00

    iDash Stealth Pods are direct-fit gauge mounts that affix to your 2015-2019 GM 2500/3500 factory A-pillar grab handle while concealing wires for a...

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    Original price $121.11
    Original price $121.11 - Original price $121.11
    Original price $121.11
    Current price $109.00
    $109.00 - $109.00
    Current price $109.00
    Save 10% Save %
  • Banks Power 15-19 Chevrolet / GMC 2500/3500 iDash Stealth Dual Pod Mount

    Banks Power
    Original price $143.33
    Original price $143.33 - Original price $143.33
    Original price $143.33
    Current price $129.00
    $129.00 - $129.00
    Current price $129.00

    iDash Stealth Pods are direct-fit gauge mounts that affix to your 2015-2019 GM 2500/3500 factory A-pillar grab handle while concealing wires for a...

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    Original price $143.33
    Original price $143.33 - Original price $143.33
    Original price $143.33
    Current price $129.00
    $129.00 - $129.00
    Current price $129.00
    Save 10% Save %
  • Banks Power 17-19 GM 6.6L L5P Ram-Air System Pre-Filter

    Banks Power
    Original price $48.98
    Original price $48.98 - Original price $48.98
    Original price $48.98
    Current price $44.08
    $44.08 - $44.08
    Current price $44.08

    Highly recommended in dirty environments. Keep your Ram-Air Filter protected from large debris, bugs, mud, etc... Built from a breathable material,...

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    Original price $48.98
    Original price $48.98 - Original price $48.98
    Original price $48.98
    Current price $44.08
    $44.08 - $44.08
    Current price $44.08
    Save 10% Save %
  • WeatherTech 19+ Chevrolet Silverado Double Cab Fr and Rr Side Window Deflectors - Dark Smoke

    WeatherTech
    Original price $116.95 - Original price $116.95
    Original price
    $116.95
    $116.95 - $116.95
    Current price $116.95

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

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    Original price $116.95 - Original price $116.95
    Original price
    $116.95
    $116.95 - $116.95
    Current price $116.95
  • WeatherTech 2019+ Chevrolet Silverado 1500 Rear Side Window Deflectors - Dark Smoke

    WeatherTech
    Original price $54.00 - Original price $54.00
    Original price
    $54.00
    $54.00 - $54.00
    Current price $54.00

    WeatherTech Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3mm l...

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    Original price $54.00 - Original price $54.00
    Original price
    $54.00
    $54.00 - $54.00
    Current price $54.00
  • Bilstein 01-03 Chevy Silverado 1500 HD 5160 Shock Absorber

    Bilstein
    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00

    Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. The remote reservoir will of...

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    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00
  • Bilstein B8 5160 Series GM 2500/3500 HD Silverado/Sierra Front Shock Absorber 4-6in Lifted Height

    Bilstein
    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00

    Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. The remote reservoir will of...

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    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00
  • Bilstein B8 5160 Series Shock Absorber 1999 Chevrolet Silverado 2500 Front For 2-2.5in Lift

    Bilstein
    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00

    Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. The remote reservoir will of...

    View full details
    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00
  • Bilstein B8 5160 Series 11-23 Chevrolet Silverado HD Rear Shock Absorber

    Bilstein
    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00

    Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. The remote reservoir will of...

    View full details
    Original price $289.00 - Original price $289.00
    Original price
    $289.00
    $289.00 - $289.00
    Current price $289.00
  • Lund Universal Challenger Tool Box - Brite

    LUND
    Original price $1,541.64 - Original price $1,541.64
    Original price
    $1,541.64
    $1,541.64 - $1,541.64
    Current price $1,541.64

    Strength, functionality and great looks, for professional quality are yours with the Challenger line of storages boxes. Each box features twin comm...

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    Original price $1,541.64 - Original price $1,541.64
    Original price
    $1,541.64
    $1,541.64 - $1,541.64
    Current price $1,541.64
  • GM Bag Of Parts For 2004.5-2006 LLY 6.6L Duramax Industrial Injection

    Industrial Injection
    Original price $502.95
    Original price $502.95 - Original price $502.95
    Original price $502.95
    Current price $487.86
    $487.86 - $487.86
    Current price $487.86

    Industrial Injection Model: 433403Do It Yourself Parts For Your Stock Injection Pump. It Will Gain 19 percent More Fuel Volume.

    Original price $502.95
    Original price $502.95 - Original price $502.95
    Original price $502.95
    Current price $487.86
    $487.86 - $487.86
    Current price $487.86
    Save 3% Save %
  • CSF 06-10 GMC Sierra 2500HD 6.6L OEM Intercooler

    CSF
    Original price $301.90 - Original price $301.90
    Original price
    $301.90
    $301.90 - $301.90
    Current price $301.90

    CSF Model 6002CSF 06-10 GMC Sierra 2500HD 6.6L OEM Intercooler

    Original price $301.90 - Original price $301.90
    Original price
    $301.90
    $301.90 - $301.90
    Current price $301.90
  • Firestone 11-24 Chevrolet Silverado 2500 2WD/4WD AIO Wireless Ride-Rite All-In-One Kit (W217602874)

    Firestone
    Original price $1,566.88
    Original price $1,566.88 - Original price $1,566.88
    Original price $1,566.88
    Current price $1,192.17
    $1,192.17 - $1,192.17
    Current price $1,192.17

    Firestone's original helper spring kit is designed to level loads when you are hauling or towing to eliminate squat and return the vehicle designed...

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    Original price $1,566.88
    Original price $1,566.88 - Original price $1,566.88
    Original price $1,566.88
    Current price $1,192.17
    $1,192.17 - $1,192.17
    Current price $1,192.17
    Save 24% Save %
  • Fox 2011+ GMC Sierra 2500/3500 HD 4-6in Lift Rear 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    Fox Model 987-24-035 FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, a...

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    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 11-19 GMC Sierra 2500/3500 HD 4-6in Lift Front 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 11-19 GMC Sierra 2500 HD 1.5-3.5in Lift Front 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 11-19 GMC Sierra 2500/3500 HD 0-1in Lift Front 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 2020+ GMC Sierra 2500/3500 HD 4-6in Lift Front 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 2020+ GM 2500/3500 Front 2.5 IFP 6.5 inch Lift HTO

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 2011+ GMC Sierra 2500 HD 1.5-2.5in Lift Rear 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 2020+ GMC Sierra 2500 HD 1.5-2.5in Lift Front 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 2011+ GMC Sierra 2500/3500 HD 0-1in Lift Rear 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Fox 2020+ GMC Sierra 2500/3500 HD 0-1in Lift Front 2.5 Performance Series Smooth Body IFP HTO Shock

    FOX
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95

    FOX 2.5 Performance Series HTO shock is a bolt-on shock loaded with position-sensitive technology, vehicle-specific valving, and larger pistons to ...

    View full details
    Original price $346.95 - Original price $346.95
    Original price
    $346.95
    $346.95 - $346.95
    Current price $346.95
  • Yukon Gear Master Overhaul Kit for 2019+ RAM AAM 11.5in Rear Differential

    Yukon Gear & Axle
    Original price $631.80 - Original price $631.80
    Original price
    $631.80
    $631.80 - $631.80
    Current price $631.80

    Yukon Master Overhaul Kits give you all the high-quality parts you need to start and finish every differential job. Yukon offers more tailor-made k...

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    Original price $631.80 - Original price $631.80
    Original price
    $631.80
    $631.80 - $631.80
    Current price $631.80

Duramax parts and performance upgrades for every 6.6L Duramax, from the 2001 LB7 to the current L5P. We carry injectors, fuel systems, turbos, tuning, Allison transmission parts and suspension from Kryptonite, Pro Form Fab and more.

Shop by Duramax Engine

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

Duramax FAQ

Which Duramax do I have?

The engine code is stamped on the block and often on a decal under the hood. LB7 ran 2001 to 2004, LLY 2004.5 to 2005, LBZ 2006 to 2007, LMM 2007.5 to 2010, LML 2011 to 2016, and L5P 2017 on.

Do parts interchange between Duramax generations?

Some suspension and driveline parts do, but fuel system, turbo and tuning parts are specific to each engine generation. Shop by engine and year, or send us your VIN.

Powerhouse Diesel