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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      

LMM Duramax Engine Parts

  • XDP Duramax Crankshaft Pin Kit XD331

    XDP
    Original price $ 3,031.00 - Original price $ 3,031.00
    Original price
    $ 3,031.00
    $ 3,031.00 - $ 3,031.00
    Current price $ 3,031.00

    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 $ 3,031.00 - Original price $ 3,031.00
    Original price
    $ 3,031.00
    $ 3,031.00 - $ 3,031.00
    Current price $ 3,031.00
  • 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
    $ 1,043.00
    $ 1,043.00 - $ 1,043.00
    Current price $ 1,043.00

    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
    $ 1,043.00
    $ 1,043.00 - $ 1,043.00
    Current price $ 1,043.00
  • 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
    $ 699.00
    $ 699.00 - $ 699.00
    Current price $ 699.00

    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
    $ 699.00
    $ 699.00 - $ 699.00
    Current price $ 699.00
  • 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
    $ 975.00
    $ 975.00 - $ 975.00
    Current price $ 975.00

    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
    $ 975.00
    $ 975.00 - $ 975.00
    Current price $ 975.00
  • Wehrli 04.5-2010 Duramax LLY/LBZ/LMM Crankcase Vent (PCV) Fitting Kit - Billet Black Anodized

    Wehrli
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 874.00
    $ 874.00 - $ 874.00
    Current price $ 874.00

    Wehrli Model WCF100189Wehrli 04.5-2010 Duramax LLY/LBZ/LMM Crankcase Vent (PCV) Fitting Kit - Billet Black Anodized Kit includes two CNC machined...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 874.00
    $ 874.00 - $ 874.00
    Current price $ 874.00
  • XDP Duramax Cat Adapter With 1R-0750 Filter, Bleeder Screw & Spacer XD171

    XDP
    Original price $ 2,084.00 - Original price $ 2,084.00
    Original price
    $ 2,084.00
    $ 2,084.00 - $ 2,084.00
    Current price $ 2,084.00

    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 $ 2,084.00 - Original price $ 2,084.00
    Original price
    $ 2,084.00
    $ 2,084.00 - $ 2,084.00
    Current price $ 2,084.00
  • 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
    $ 1,895.00
    $ 1,895.00 - $ 1,895.00
    Current price $ 1,895.00

    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
    $ 1,895.00
    $ 1,895.00 - $ 1,895.00
    Current price $ 1,895.00
  • ARP GM Duramax 6.6L Harmonic Balancer Bolt Kit

    ARP
    Original price $ 577.00 - Original price $ 577.00
    Original price
    $ 577.00
    $ 577.00 - $ 577.00
    Current price $ 577.00

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

    Original price $ 577.00 - Original price $ 577.00
    Original price
    $ 577.00
    $ 577.00 - $ 577.00
    Current price $ 577.00
  • Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set

    Mishimoto
    Original price $ 2,085.00
    Original price $ 2,085.00 - Original price $ 2,085.00
    Original price $ 2,085.00
    Current price $ 1,894.00
    $ 1,894.00 - $ 1,894.00
    Current price $ 1,894.00

    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 $ 2,085.00
    Original price $ 2,085.00 - Original price $ 2,085.00
    Original price $ 2,085.00
    Current price $ 1,894.00
    $ 1,894.00 - $ 1,894.00
    Current price $ 1,894.00
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  • 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 $ 15,537.00
    Original price $ 15,537.00 - Original price $ 15,537.00
    Original price $ 15,537.00
    Current price $ 13,983.00
    $ 13,983.00 - $ 13,983.00
    Current price $ 13,983.00

    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 $ 15,537.00
    Original price $ 15,537.00 - Original price $ 15,537.00
    Original price $ 15,537.00
    Current price $ 13,983.00
    $ 13,983.00 - $ 13,983.00
    Current price $ 13,983.00
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  • Acdelco Speed Sensor 22873507 For 2007.5–2010 Chevy/GMC 2500HD/3500HD Trucks

    Kryptonite
    Original price $ 1,080.00 - Original price $ 1,080.00
    Original price
    $ 1,080.00
    $ 1,080.00 - $ 1,080.00
    Current price $ 1,080.00

    Fits; 2007.5-2010 2500HD 3500HD Truck DESCRIPTION: Replacement ABS Wheel Speed sensor for front wheel hub assembly on 2007.5 or newer models up to ...

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    Original price $ 1,080.00 - Original price $ 1,080.00
    Original price
    $ 1,080.00
    $ 1,080.00 - $ 1,080.00
    Current price $ 1,080.00
  • 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
    $ 1,895.00
    $ 1,895.00 - $ 1,895.00
    Current price $ 1,895.00

    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
    $ 1,895.00
    $ 1,895.00 - $ 1,895.00
    Current price $ 1,895.00
  • Fleece Performance 06-10 GM Duramax 6.6L LBZ/LMM Allison Transmission Cooler Lines

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 5,097.00
    $ 5,097.00 - $ 5,097.00
    Current price $ 5,097.00

    Fleece Performance Model FPE-TL-LBZ-LMMReplace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 5,097.00
    $ 5,097.00 - $ 5,097.00
    Current price $ 5,097.00
  • Fleece Performance 06-10 GM 2500/3500 Duramax 6.6L Fuel Pressure Regulator Wiring Harness

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,327.00
    $ 1,327.00 - $ 1,327.00
    Current price $ 1,327.00

    Fleece Performance Model FPE-HAR-DMAX-FPROur Fuel Pressure Regulator (FPR) harness for the 2001-2010 6.6L Duramax is a direct replacement for GM Pa...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,327.00
    $ 1,327.00 - $ 1,327.00
    Current price $ 1,327.00
  • 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
    $ 758.00
    $ 758.00 - $ 758.00
    Current price $ 758.00

    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
    $ 758.00
    $ 758.00 - $ 758.00
    Current price $ 758.00
  • Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L High Temp Thermostat Set

    Mishimoto
    Original price $ 2,085.00
    Original price $ 2,085.00 - Original price $ 2,085.00
    Original price $ 2,085.00
    Current price $ 1,894.00
    $ 1,894.00 - $ 1,894.00
    Current price $ 1,894.00

    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 $ 2,085.00
    Original price $ 2,085.00 - Original price $ 2,085.00
    Original price $ 2,085.00
    Current price $ 1,894.00
    $ 1,894.00 - $ 1,894.00
    Current price $ 1,894.00
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  • XDP X220 Series Head Stud Kit XD3006HS

    XDP
    Original price $ 9,947.00 - Original price $ 9,947.00
    Original price
    $ 9,947.00
    $ 9,947.00 - $ 9,947.00
    Current price $ 9,947.00

    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 $ 9,947.00 - Original price $ 9,947.00
    Original price
    $ 9,947.00
    $ 9,947.00 - $ 9,947.00
    Current price $ 9,947.00
  • XDP X-tra Cool Direct-fit Transmission Oil Cooler XD310

    XDP
    Original price $ 4,907.00 - Original price $ 4,907.00
    Original price
    $ 4,907.00
    $ 4,907.00 - $ 4,907.00
    Current price $ 4,907.00

    XDP Model XD310Upgrade the factory transmission cooler in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP X-TRA Cool Direct-Fit Transmission Oi...

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    Original price $ 4,907.00 - Original price $ 4,907.00
    Original price
    $ 4,907.00
    $ 4,907.00 - $ 4,907.00
    Current price $ 4,907.00
  • Fleece Performance 06-10 GM 2500/3500 Duramax 6.6L Rail Pressure Sensor Harness

    Fleece Performance
    Original price $ 1,516.00 - Original price $ 1,516.00
    Original price
    $ 1,516.00
    $ 1,516.00 - $ 1,516.00
    Current price $ 1,516.00

    Fleece Performance Model FPE-HAR-DMAX-RP-0610Fleece Performance 06-10 GM 2500/3500 Duramax 6.6L Rail Pressure Sensor Harness

    Original price $ 1,516.00 - Original price $ 1,516.00
    Original price
    $ 1,516.00
    $ 1,516.00 - $ 1,516.00
    Current price $ 1,516.00
  • Banks Power Pedal Monster Kit Molex MX64 6 Way With iDash Data Pro

    Banks Power
    Original price $ 16,400.00
    Original price $ 16,400.00 - Original price $ 16,400.00
    Original price $ 16,400.00
    Current price $ 14,760.00
    $ 14,760.00 - $ 14,760.00
    Current price $ 14,760.00

    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 $ 16,400.00
    Original price $ 16,400.00 - Original price $ 16,400.00
    Original price $ 16,400.00
    Current price $ 14,760.00
    $ 14,760.00 - $ 14,760.00
    Current price $ 14,760.00
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  • AMP Research 01-06 GMC Sierra 1500 HD Powerstep Wiring Harness w/ Connector

    AMP Research
    Original price $ 758.00 - Original price $ 758.00
    Original price
    $ 758.00
    $ 758.00 - $ 758.00
    Current price $ 758.00

    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 $ 758.00 - Original price $ 758.00
    Original price
    $ 758.00
    $ 758.00 - $ 758.00
    Current price $ 758.00
  • Banks Power Pedal Monster Kit Molex MX64 6 Way With iDash Pro

    Banks Power
    Original price $ 15,537.00
    Original price $ 15,537.00 - Original price $ 15,537.00
    Original price $ 15,537.00
    Current price $ 13,983.00
    $ 13,983.00 - $ 13,983.00
    Current price $ 13,983.00

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

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    Original price $ 15,537.00
    Original price $ 15,537.00 - Original price $ 15,537.00
    Original price $ 15,537.00
    Current price $ 13,983.00
    $ 13,983.00 - $ 13,983.00
    Current price $ 13,983.00
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  • ARP Chevy/GM 6.6L Duramax Diesel Rod Bolt Kit

    ARP
    Original price $ 5,251.00 - Original price $ 5,251.00
    Original price
    $ 5,251.00
    $ 5,251.00 - $ 5,251.00
    Current price $ 5,251.00

    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 $ 5,251.00 - Original price $ 5,251.00
    Original price
    $ 5,251.00
    $ 5,251.00 - $ 5,251.00
    Current price $ 5,251.00
  • XDP Camshaft Position (CMP) Sensor 06-16 Silverado 2500 HD/2500 HD Classic/3500/3500 HD/3550 HD Classic/06-16 GMC Sierra 2500 HD/2500 HD Classic/3500/3500 HD/3550 HD Classic Duramax 6.6 Liter XD1047

    XDP
    Original price $ 442.00 - Original price $ 442.00
    Original price
    $ 442.00
    $ 442.00 - $ 442.00
    Current price $ 442.00

    XDP Model XD1047Restore reliable engine operation in your GM 6.6L Duramax LBZ/LMM/LML with the XDP XD1047 Camshaft Position (CMP) Sensor. The CMP s...

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    Original price $ 442.00 - Original price $ 442.00
    Original price
    $ 442.00
    $ 442.00 - $ 442.00
    Current price $ 442.00

Powerhouse Diesel