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Free Shipping on most orders over $150.00        Sale on Select DDP and APEX Products- Ends 03/31/26 Shop Now      
Free Shipping on most orders over $150.00        Sale on Select DDP and APEX Products- Ends 03/31/26 Shop Now      

LML Duramax Engine Parts

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  • XDP Duramax Crankshaft Pin Kit XD331

    XDP
    Original price $ 2,994.00 - Original price $ 2,994.00
    Original price
    $ 2,994.00
    $ 2,994.00 - $ 2,994.00
    Current price $ 2,994.00

    XDP Model XD331 Avoid catastrophic engine failure from a sheared dowel pin in your 2001-2016 GM 6.6L Duramax with the XDP Duramax Crankshaft Pin K...

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    Original price $ 2,994.00 - Original price $ 2,994.00
    Original price
    $ 2,994.00
    $ 2,994.00 - $ 2,994.00
    Current price $ 2,994.00
  • Fleece Performance 01-17 GM Duramax Billet Coolant Block Off Plate

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,030.00
    $ 1,030.00 - $ 1,030.00
    Current price $ 1,030.00

    Fleece Performance Model FPE-DMAX-CBOP2001-2016 Duramax Billet Coolant Block Off Plate (Replaces GM P/N: 97941204) OE covers are prone to leakage a...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,030.00
    $ 1,030.00 - $ 1,030.00
    Current price $ 1,030.00
  • AMP Research 14-21 GM Replacement OBD II Module Plug for Plug N Play Power Step

    AMP Research
    Original price $ 1,865.00 - Original price $ 1,865.00
    Original price
    $ 1,865.00
    $ 1,865.00 - $ 1,865.00
    Current price $ 1,865.00

    AMP Research Model 19-03970-91Are your AMP Research PowerStep running boards intermittently operating due to a loose or damaged OBD-II module? Chec...

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    Original price $ 1,865.00 - Original price $ 1,865.00
    Original price
    $ 1,865.00
    $ 1,865.00 - $ 1,865.00
    Current price $ 1,865.00
  • Wehrli 01-16 Chevrolet 6.6L LB7/LLY/LBZ/LMM/LML Duramax Up Pipe Bolt Kit

    Wehrli
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 690.00
    $ 690.00 - $ 690.00
    Current price $ 690.00

    Wehrli Model WCF100240 ARP Bolt kit for 2001-2016 Duramax Up Pipes or LB7 Turbo Down pipe. 6 Washers and Bolts for installing 1 up pipe. Includes A...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 690.00
    $ 690.00 - $ 690.00
    Current price $ 690.00
  • Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized

    Wehrli
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 962.00
    $ 962.00 - $ 962.00
    Current price $ 962.00

    Wehrli Model WCF100442Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized Clean up the engine bay of your 2001-202...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 962.00
    $ 962.00 - $ 962.00
    Current price $ 962.00
  • Wehrli 11-19 GM Duramax 6.6L Lower Splash Shield Kit

    Wehrli
    Original price $ 5,876.00
    Original price $ 5,876.00 - Original price $ 5,876.00
    Original price $ 5,876.00
    Current price $ 5,428.00
    $ 5,428.00 - $ 5,428.00
    Current price $ 5,428.00

    Wehrli Model WCF100432 The WCFab Splash Shield Kit for 2011-2019 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replace...

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    Original price $ 5,876.00
    Original price $ 5,876.00 - Original price $ 5,876.00
    Original price $ 5,876.00
    Current price $ 5,428.00
    $ 5,428.00 - $ 5,428.00
    Current price $ 5,428.00
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  • XDP Duramax Cat Adapter With 1R-0750 Filter, Bleeder Screw & Spacer XD171

    XDP
    Original price $ 2,058.00 - Original price $ 2,058.00
    Original price
    $ 2,058.00
    $ 2,058.00 - $ 2,058.00
    Current price $ 2,058.00

    XDP Model XD171The XDP Duramax CAT Adapter with 1R-0750 Filter, Bleeder Screw & Spacer XD171 is an easy way to upgrade the fuel filter on your ...

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    Original price $ 2,058.00 - Original price $ 2,058.00
    Original price
    $ 2,058.00
    $ 2,058.00 - $ 2,058.00
    Current price $ 2,058.00
  • Fleece Performance Duramax Remote Turbo Oil Feed Line Kit for 01-16 Duramax/w 1/4 NPT Oil Inlet

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,872.00
    $ 1,872.00 - $ 1,872.00
    Current price $ 1,872.00

    Fleece Performance Model FPE-DTFL-S3S4-0116Problem: The factory turbo oil feed used on 2001-2016 Duramax's is supplied off of the #4 cam journal be...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,872.00
    $ 1,872.00 - $ 1,872.00
    Current price $ 1,872.00
  • ARP GM Duramax 6.6L Harmonic Balancer Bolt Kit

    ARP
    Original price $ 570.00 - Original price $ 570.00
    Original price
    $ 570.00
    $ 570.00 - $ 570.00
    Current price $ 570.00

    ARP Model 129-2503ARP GM Duramax 6.6L Harmonic Balancer Bolt Kit

    Original price $ 570.00 - Original price $ 570.00
    Original price
    $ 570.00
    $ 570.00 - $ 570.00
    Current price $ 570.00
  • Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set

    Mishimoto
    Original price $ 2,059.00
    Original price $ 2,059.00 - Original price $ 2,059.00
    Original price $ 2,059.00
    Current price $ 1,871.00
    $ 1,871.00 - $ 1,871.00
    Current price $ 1,871.00

    Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set Fits 2001-2021 Chevrolet/GMC 6.6L Duramax (see fitment char...

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    Original price $ 2,059.00
    Original price $ 2,059.00 - Original price $ 2,059.00
    Original price $ 2,059.00
    Current price $ 1,871.00
    $ 1,871.00 - $ 1,871.00
    Current price $ 1,871.00
    Save 9% Save %
  • Wehrli 11-16 Chevrolet 6.6L LML Duramax Turbo Resonator Billet Block Off Plate

    Wehrli
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 854.00
    $ 854.00 - $ 854.00
    Current price $ 854.00

    Wehrli Model WCF100096Wehrli 11-16 Chevrolet 6.6L LML Duramax Turbo Resonator Billet Block Off Plate This quick and easy to install, billet aluminu...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 854.00
    $ 854.00 - $ 854.00
    Current price $ 854.00
  • Pusher Turbo Resonator Eliminator for 2011-2016 Duramax LML Trucks

    Pusher Intakes
    Original price $ 749.00 - Original price $ 749.00
    Original price
    $ 749.00
    $ 749.00 - $ 749.00
    Current price $ 749.00

    Pusher Intakes Model PGD1116RE Pusher Resonator Eliminator replaces the unsightly turbo resonator/silencer for a much cleaner engine bay. By removi...

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    Original price $ 749.00 - Original price $ 749.00
    Original price
    $ 749.00
    $ 749.00 - $ 749.00
    Current price $ 749.00
  • Banks Power Pedal Monster Kit Aptiv GT 150 6 Way w/iDash Pro 07.5-19 Chevy 2500/3500 6.6L

    Banks Power
    Original price $ 15,344.00
    Original price $ 15,344.00 - Original price $ 15,344.00
    Original price $ 15,344.00
    Current price $ 13,810.00
    $ 13,810.00 - $ 13,810.00
    Current price $ 13,810.00

    Banks Power Model 64322-CPTotal Throttle Control. Unlike conventional cable throttles, where your pedal is directly attached to the engine's butter...

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    Original price $ 15,344.00
    Original price $ 15,344.00 - Original price $ 15,344.00
    Original price $ 15,344.00
    Current price $ 13,810.00
    $ 13,810.00 - $ 13,810.00
    Current price $ 13,810.00
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  • Premium Balancer Series - Stock Replacement Harmonic Balancer 11-16 GM 6.6L Duramax LML/LGH XDP Xtreme Diesel Performance

    XDP
    Original price $ 9,075.00 - Original price $ 9,075.00
    Original price
    $ 9,075.00
    $ 9,075.00 - $ 9,075.00
    Current price $ 9,075.00

    The XDP Premium Balancer Series - Stock Replacement Harmonic Balancer XD708 is an ideal replacement for the harmonic balancer on your 6.6L Duramax ...

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    Original price $ 9,075.00 - Original price $ 9,075.00
    Original price
    $ 9,075.00
    $ 9,075.00 - $ 9,075.00
    Current price $ 9,075.00
  • Fleece Performance 11-16 GM 2500-3500 Duramax Fuel Rail Pressure Harness

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,310.00
    $ 1,310.00 - $ 1,310.00
    Current price $ 1,310.00

    Fleece Performance Model FPE-HAR-DMAX-LML-RPFleece Performance 11-16 GM 2500-3500 Duramax Fuel Rail Pressure Harness Our Fuel Rail Pressure harness...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,310.00
    $ 1,310.00 - $ 1,310.00
    Current price $ 1,310.00
  • Fleece Performance Duramax Remote Turbo Oil Feed Line Kit for 01-16 6.6L Duramax Turbochargers

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,872.00
    $ 1,872.00 - $ 1,872.00
    Current price $ 1,872.00

    Fleece Performance Model FPE-DTFL-0116Make turbo installations easier and ensure good oil supply to your turbocharger with our remote oil feed line...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,872.00
    $ 1,872.00 - $ 1,872.00
    Current price $ 1,872.00
  • Fleece Performance 01-16 GM 2500/3500 Duramax Billet Oil Cap Cover - Black

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 749.00
    $ 749.00 - $ 749.00
    Current price $ 749.00

    Fleece Performance Model FPE-DMAX-OC-BLKDress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lo...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 749.00
    $ 749.00 - $ 749.00
    Current price $ 749.00
  • Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L High Temp Thermostat Set

    Mishimoto
    Original price $ 2,059.00
    Original price $ 2,059.00 - Original price $ 2,059.00
    Original price $ 2,059.00
    Current price $ 1,871.00
    $ 1,871.00 - $ 1,871.00
    Current price $ 1,871.00

    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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    Original price $ 2,059.00
    Original price $ 2,059.00 - Original price $ 2,059.00
    Original price $ 2,059.00
    Current price $ 1,871.00
    $ 1,871.00 - $ 1,871.00
    Current price $ 1,871.00
    Save 9% Save %
  • XDP X220 Series Head Stud Kit XD3006HS

    XDP
    Original price $ 9,823.00 - Original price $ 9,823.00
    Original price
    $ 9,823.00
    $ 9,823.00 - $ 9,823.00
    Current price $ 9,823.00

    XDP Model XD3006HSThe XDP X220 Series Head Stud Kit XD3006HS is a must have for your high performance 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML...

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    Original price $ 9,823.00 - Original price $ 9,823.00
    Original price
    $ 9,823.00
    $ 9,823.00 - $ 9,823.00
    Current price $ 9,823.00
  • Pusher Max HD Charge Tube Package for 2011-2016 Duramax LML Trucks

    Pusher Intakes
    Original price $ 11,228.00 - Original price $ 11,228.00
    Original price
    $ 11,228.00
    $ 11,228.00 - $ 11,228.00
    Current price $ 11,228.00

    Pusher Intakes Model PGD1116KT This product is not emissions compliant. Off-road use only. The Pusher Max HD Charge Tube & 3" Driver-side Charg...

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    Original price $ 11,228.00 - Original price $ 11,228.00
    Original price
    $ 11,228.00
    $ 11,228.00 - $ 11,228.00
    Current price $ 11,228.00
  • Banks Power Pedal Monster Kit Molex MX64 6 Way With iDash Data Pro

    Banks Power
    Original price $ 16,197.00
    Original price $ 16,197.00 - Original price $ 16,197.00
    Original price $ 16,197.00
    Current price $ 14,577.00
    $ 14,577.00 - $ 14,577.00
    Current price $ 14,577.00

    Banks Power Model 64313-PMonster-Ram Intake and Killer Grid Heater Upgrade (Chassis Cab) for 2007.5-2012 Ram 3500-5500 6.7L Cummins Chassis-Cab Only

    Original price $ 16,197.00
    Original price $ 16,197.00 - Original price $ 16,197.00
    Original price $ 16,197.00
    Current price $ 14,577.00
    $ 14,577.00 - $ 14,577.00
    Current price $ 14,577.00
    Save 10% Save %
  • Banks Power Pedal Monster Kit Molex MX64 6 Way With iDash Pro

    Banks Power
    Original price $ 15,344.00
    Original price $ 15,344.00 - Original price $ 15,344.00
    Original price $ 15,344.00
    Current price $ 13,810.00
    $ 13,810.00 - $ 13,810.00
    Current price $ 13,810.00

    Banks Power Model 64312-PTotal Throttle Control. Unlike conventional cable throttles, where your pedal is directly attached to the engine's butterf...

    View full details
    Original price $ 15,344.00
    Original price $ 15,344.00 - Original price $ 15,344.00
    Original price $ 15,344.00
    Current price $ 13,810.00
    $ 13,810.00 - $ 13,810.00
    Current price $ 13,810.00
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  • AMP Research 01-06 GMC Sierra 1500 HD Powerstep Wiring Harness w/ Connector

    AMP Research
    Original price $ 749.00 - Original price $ 749.00
    Original price
    $ 749.00
    $ 749.00 - $ 749.00
    Current price $ 749.00

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

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    Original price $ 749.00 - Original price $ 749.00
    Original price
    $ 749.00
    $ 749.00 - $ 749.00
    Current price $ 749.00
  • ARP Chevy/GM 6.6L Duramax Diesel Rod Bolt Kit

    ARP
    Original price $ 5,186.00 - Original price $ 5,186.00
    Original price
    $ 5,186.00
    $ 5,186.00 - $ 5,186.00
    Current price $ 5,186.00

    ARP Model 230-6301ARP Chevy/GM 6.6L Duramax Diesel Rod Bolt KitThis Part Fits: Year Make Model Submodel 2006-2012 Chevrolet Express 2500 Base ...

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    Original price $ 5,186.00 - Original price $ 5,186.00
    Original price
    $ 5,186.00
    $ 5,186.00 - $ 5,186.00
    Current price $ 5,186.00

Powerhouse Diesel