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    LMM Duramax Engine


    LMM Duramax Gaskets & Seals
    LMM Duramax Gaskets & Seals
    LMM Duramax Rotating Assembly
    LMM Duramax Rotating Assembly
    LMM Duramax Studs & Fasteners
    LMM Duramax Studs & Fasteners
    LMM Duramax Valvetrain
    LMM Duramax Valvetrain
    LMM Duramax Up Pipes
    LMM Duramax Up Pipes
    LMM Duramax Oil Pan
    LMM Duramax Oil Pan
    LMM Duramax Exhaust Manifolds
    LMM Duramax Exhaust Manifolds
    Restore or upgrade your 2007–2010 LMM Duramax 6.6L engine with top-tier components designed for maximum performance and longevity. From complete long blocks and short blocks to pistons, camshafts, bearings, and other internal engine parts, each product meets or exceeds OEM standards. Whether you’re rebuilding for stock reliability or enhancing power output, our LMM Duramax engine parts deliver the durability and precision your diesel demands.

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    LBZ|LMM|LML Duramax OE Glow Plug GM 12639701
    LBZ|LMM|LML Duramax OE Glow Plug GM 12639701 $38.57
    Fits: Duramax 2006-2016
    Duramax Billet Engine Oil Cap AFE 79-12002
    Duramax Billet Engine Oil Cap AFE 79-12002 $83.93
    Fits: Duramax 2001-2015
    Oil Catch Can Mishimoto MMOCC-RB
    Oil Catch Can Mishimoto MMOCC-RB $127.95
    Fits: Universal
    DashControl OBDII Controller Auto Meter DL1045U
    DashControl OBDII Controller Auto Meter DL1045U $319.68
    Duramax Gear Reduction Starter XDP XD251
    Duramax Gear Reduction Starter XDP XD251 $299.95
    Fits: Duramax 2001-2019
    Duramax Gear Reduction Starter Mean Green 6600
    Duramax Gear Reduction Starter Mean Green 6600 $419.00
    Fits: Duramax 2001-2019
    Duramax Radiator Coolant Drain Pipe XDP XD328
    Duramax Radiator Coolant Drain Pipe XDP XD328 $59.95
    Fits: Duramax 2006-2019
    LMM Duramax High Output Alternator XDP XD351
    LMM Duramax High Output Alternator XDP XD351 $470.95
    Fits: LMM Duramax 2007.5-2010
    Duramax Power Belt Tensioner Alliant AP63449
    Duramax Power Belt Tensioner Alliant AP63449 $133.83
    Fits: Duramax 2002-2016
    Duramax CAT Fuel Filter Adapter Sinister Diesel SD-CAT-DMAX
    Duramax CAT Fuel Filter Adapter Sinister Diesel SD-CAT-DMAX $129.99
    Fits: Duramax 2001-2016
    Idler/Tensioner Pulley Dayco 89051
    Idler/Tensioner Pulley Dayco 89051 $22.35
    Fits: 6.0 Powerstroke F-250-550 03-07 | GM 2500HD/3500HD 02-16
    Silverado HD Clutch Master Cylinder Push Rod Bushing GM 12473050
    Silverado HD Clutch Master Cylinder Push Rod Bushing GM 12473050 $28.59
    Fits: Chevrolet Silverado HD 1999-2013 & 2015-2018
    Duramax 10-14 Rear NOX Sensor GM 12671388
    Duramax 10-14 Rear NOX Sensor GM 12671388 $394.59
    Fits: Duramax 2010-2014
    LMM Duramax Heater Inlet Hose Connector GM 15032062
    LMM Duramax Heater Inlet Hose Connector GM 15032062 $31.93
    Fits: GMC Savanna w/LMM Duramax 2007-2010
    LMM | LML Duramax Stoplamp Switch GM 15861245
    LMM | LML Duramax Stoplamp Switch GM 15861245 $31.68
    Fits: LMM | LML Duramax 2007.5-2011
    Duramax 2004-2010 Engine Coolant Hose GM 97354884
    Duramax 2004-2010 Engine Coolant Hose GM 97354884 $30.64
    Fits: Duramax 2004-2010
    Duramax 2006-2010 Crankshaft Position Sensor GM 97365037
    Duramax 2006-2010 Crankshaft Position Sensor GM 97365037 $114.48
    Fits: Silverado/Express 2500/3500 2006-2010
    Duramax 06-16 Glow Plug Bosch 0250203011
    Duramax 06-16 Glow Plug Bosch 0250203011 $14.83
    Fits: Duramax 2006-2016
    Duramax Billet Aluminum Oil Cap XDP XD477
    Duramax Billet Aluminum Oil Cap XDP XD477 $29.95
    Fits: Duramax 2001-2021
    Battery Extender 12V 1.5A Auto Meter BEX-1500
    Battery Extender 12V 1.5A Auto Meter BEX-1500 $54.04
    Fits: Universal - 12 Volts, 1.5 Amp
    Manual Control Positive Air Shutdown BD 1036733-M
    Manual Control Positive Air Shutdown BD 1036733-M $708.95
    Fits: Universal - 4 Inch Intake Systems
    Positive Air Shutdown With Electric Control BD 1036739
    Positive Air Shutdown With Electric Control BD 1036739 $976.95
    California Restricted
    Fits: Universal - 4 Inch Intake Systems
    Universal Carbon Fiber Oil Catch Can Mishimoto MMOCC-CF
    Universal Carbon Fiber Oil Catch Can Mishimoto MMOCC-CF $162.95
    California Restricted
    Fits: Universal - Many Applications
    Universal High-Flow Baffled Catch Can Kit Mishimoto MMBCC-HF
    Universal High-Flow Baffled Catch Can Kit Mishimoto MMBCC-HF $280.95
    California Restricted
    Fits: Universal - Many Applications
    Duramax 01-19 Rear 180 Degree Thermostat AcDelco 131-131
    Duramax 01-19 Rear 180 Degree Thermostat AcDelco 131-131 $44.84
    Fits: Duramax 2001-2019
    Duramax Starter Bolt GM 97329632
    Duramax Starter Bolt GM 97329632 $6.56
    Fits: Duramax 2001-2018
    Duramax OE Crankshaft Balancer Bolt GM 97329601
    Duramax OE Crankshaft Balancer Bolt GM 97329601 $19.39
    Fits: Duramax 2001-2022
    Duramax Engine Lower Valve Cover Dowel Pin GM 97014295
    Duramax Engine Lower Valve Cover Dowel Pin GM 97014295 $6.40
    Fits: Duramax 2004.5-2020
    Duramax Coolant Block Drain Gasket GM 94034146
    Duramax Coolant Block Drain Gasket GM 94034146 $4.45
    Fits: Duramax 2001-2018
    Duramax 01-19 Battery Retainer GM 84109393
    Duramax 01-19 Battery Retainer GM 84109393 $7.77
    Fits: 2500/3500HD Silverado | Sierra 2001-2019
    Duramax 06-19 NSBU (Neutral Start Back Up) Switch Allison 29542692
    Duramax 06-19 NSBU (Neutral Start Back Up) Switch Allison 29542692 $184.71
    Fits: 2500/3500HD Silverado | Sierra 2006-2019
    LLY/LBZ/LMM Duramax Cast Iron Cylinder Head PPE 110100103
    LLY/LBZ/LMM Duramax Cast Iron Cylinder Head PPE 110100103 $1,349.99
    Fits: LLY/LBZ/LMM Duramax 2004.5-2010
    Duramax Internal Oil Cooler Delete Kit PPE 114001000
    Duramax Internal Oil Cooler Delete Kit PPE 114001000 $269.99
    Fits: LB7 | LLY | LBZ | LMM Duramax 2001-2010
    Electronic Control Positive Air Shutdown BD 1036733
    Electronic Control Positive Air Shutdown BD 1036733 $976.95
    Fits: Universal - 4 Inch Intake Systems
    LB7|LLY Duramax Radiator Clutch Fan Blade XDP XD374
    LB7|LLY Duramax Radiator Clutch Fan Blade XDP XD374 $75.95
    Fits: LB7|LLY 01-05 & Express|Savana Vans 06-08
    Baffled Oil Catch Can Mishimoto MMBCC-UNI
    Baffled Oil Catch Can Mishimoto MMBCC-UNI $349.95
    California Restricted
    Fits: Universal - Many Applications
    Select Options
    Large Aluminum Oil Catch Can Mishimoto MMOCC-LA
    Large Aluminum Oil Catch Can Mishimoto MMOCC-LA $127.95
    California Restricted
    Fits: Universal - Many Applications
    Select Options
    5.9/6.7 Cummins Rail Pressure Sensor Pigtail Fleece FPE-HAR-RP-PT
    5.9/6.7 Cummins Rail Pressure Sensor Pigtail Fleece FPE-HAR-RP-PT $25.99
    Fits: Duramax 2011-2016 | Cummins 2003-2012
    Duramax Silicone Hose Kit (Black) Mishimoto MMHOSE-CHV-06DBK
    Duramax Silicone Hose Kit (Black) Mishimoto MMHOSE-CHV-06DBK $438.95
    Fits: 2006-2010 Duramax
    Duramax All Lights On Module Fleece FPE-ALO
    Duramax All Lights On Module Fleece FPE-ALO $21.95
    Fits: LMM/LML/L5P Duramax 2007-2024