LMM Duramax Engine

LMM Duramax Gaskets & Seals

LMM Duramax Rotating Assembly

LMM Duramax Studs & Fasteners

LMM Duramax Valvetrain

LMM Duramax Up Pipes

LMM Duramax Oil Pan

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.

60 Items

LBZ|LMM|LML Duramax OE Glow Plug GM 12639701 — LBZ|LMM|LML Duramax OE Glow Plug GM 12639701 $38.57
Fits: Duramax 2006-2016

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Duramax Billet Engine Oil Cap AFE 79-12002 — Duramax Billet Engine Oil Cap AFE 79-12002 $88.13
Fits: Duramax 2001-2015

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Oil Catch Can Mishimoto MMOCC-RB — Oil Catch Can Mishimoto MMOCC-RB $127.95
Fits: Universal

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DashControl OBDII Controller Auto Meter DL1045U — DashControl OBDII Controller Auto Meter DL1045U $319.68
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Duramax Gear Reduction Starter XDP XD251 — Duramax Gear Reduction Starter XDP XD251 $299.95
Fits: Duramax 2001-2019

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Duramax Gear Reduction Starter Mean Green 6600 — Duramax Gear Reduction Starter Mean Green 6600 $419.00
Fits: Duramax 2001-2019

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Duramax Radiator Coolant Drain Pipe XDP XD328 — Duramax Radiator Coolant Drain Pipe XDP XD328 $59.95
Fits: Duramax 2006-2019

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LMM Duramax High Output Alternator XDP XD351 — LMM Duramax High Output Alternator XDP XD351 $470.95
Fits: LMM Duramax 2007.5-2010

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Duramax Power Belt Tensioner Alliant AP63449 — Duramax Power Belt Tensioner Alliant AP63449 $134.49
Fits: Duramax 2002-2016

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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

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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

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Duramax 10-14 Rear NOX Sensor GM 12671388 — Duramax 10-14 Rear NOX Sensor GM 12671388 $394.59
Fits: Duramax 2010-2014

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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

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LMM | LML Duramax Stoplamp Switch GM 15861245 — LMM | LML Duramax Stoplamp Switch GM 15861245 $31.68
Fits: LMM | LML Duramax 2007.5-2011

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Duramax 2004-2010 Engine Coolant Hose GM 97354884 — Duramax 2004-2010 Engine Coolant Hose GM 97354884 $30.64
Fits: Duramax 2004-2010

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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

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Duramax Billet Aluminum Oil Cap XDP XD477 — Duramax Billet Aluminum Oil Cap XDP XD477 $29.95
Fits: Duramax 2001-2021

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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

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Manual Control Positive Air Shutdown BD 1036733-M — Manual Control Positive Air Shutdown BD 1036733-M $723.95
Fits: Universal - 4 Inch Intake Systems

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Positive Air Shutdown With Electric Control BD 1036739 — Positive Air Shutdown With Electric Control BD 1036739 $996.95
California Restricted

Fits: Universal - 4 Inch Intake Systems

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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

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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

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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

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Duramax Starter Bolt GM 97329632 — Duramax Starter Bolt GM 97329632 $6.56
Fits: Duramax 2001-2018

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Duramax OE Crankshaft Balancer Bolt GM 97329601 — Duramax OE Crankshaft Balancer Bolt GM 97329601 $19.39
Fits: Duramax 2001-2022

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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

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Duramax Coolant Block Drain Gasket GM 94034146 — Duramax Coolant Block Drain Gasket GM 94034146 $4.45
Fits: Duramax 2001-2018

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Duramax 01-19 Battery Retainer GM 84109393 — Duramax 01-19 Battery Retainer GM 84109393 $7.77
Fits: 2500/3500HD Silverado | Sierra 2001-2019

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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

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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

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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

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Electronic Control Positive Air Shutdown BD 1036733 — Electronic Control Positive Air Shutdown BD 1036733 $996.95
Fits: Universal - 4 Inch Intake Systems

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Baffled Oil Catch Can Mishimoto MMBCC-UNI — Baffled Oil Catch Can Mishimoto MMBCC-UNI $349.95
California Restricted

Fits: Universal - Many Applications

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Large Aluminum Oil Catch Can Mishimoto MMOCC-LA — Large Aluminum Oil Catch Can Mishimoto MMOCC-LA $127.95
California Restricted

Fits: Universal - Many Applications

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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

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Duramax Silicone Hose Kit (Black) Mishimoto MMHOSE-CHV-06DBK — Duramax Silicone Hose Kit (Black) Mishimoto MMHOSE-CHV-06DBK $438.95
Fits: 2006-2010 Duramax

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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

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2001-2023 Duramax Harmonic Balancer Washer ARP 200-8793 — 2001-2023 Duramax Harmonic Balancer Washer ARP 200-8793 $10.35
Fits: 2001-2023 Duramax

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2001-2016 Duramax Diesel Custom Age 625+ Head Stud Kit ARP 230-4202 — 2001-2016 Duramax Diesel Custom Age 625+ Head Stud Kit ARP 230-4202 $2,196.48
Fits: 2001-2016 Duramax

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2006-2010 Duramax Diesel Main Stud Kit ARP 230-5402 — 2006-2010 Duramax Diesel Main Stud Kit ARP 230-5402 $311.49
Fits: 2006-2010 Duramax

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2001-2010 Duramax Connecting Rod Bolt Kit ARP 230-6301 — 2001-2010 Duramax Connecting Rod Bolt Kit ARP 230-6301 $277.11
Fits: 2001-2010 Duramax

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Duramax 2001-2006 H-Series Rod Bearing (Standard) Clevite CB-1805H — Duramax 2001-2006 H-Series Rod Bearing (Standard) Clevite CB-1805H $39.64
Fits: Duramax 2001-2016

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Duramax 2001-2016 Fuel Primer Bulb Sealing Kit Fleece FPE-GM-FFPD-0116 — Duramax 2001-2016 Fuel Primer Bulb Sealing Kit Fleece FPE-GM-FFPD-0116 $49.99
Fits: Duramax 2001-2016

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LLY|LBZ|LMM Duramax Piston With Rings (Standard, Right Bank) MAHLE 224-3708WR — LLY|LBZ|LMM Duramax Piston With Rings (Standard, Right Bank) MAHLE 224-3708WR $214.66
Fits: LLY|LBZ|LMM Duramax 2006-2010

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LLY|LBZ|LMM Duramax Piston With Rings (.020, Right Bank) MAHLE 224-3708WR.020 — LLY|LBZ|LMM Duramax Piston With Rings (.020, Right Bank) MAHLE 224-3708WR.020 $214.92
Fits: LLY|LBZ|LMM Duramax 2006-2010

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LLY|LBZ|LMM Duramax Piston With Rings (.030, Right Bank) MAHLE 224-3708WR.030 — LLY|LBZ|LMM Duramax Piston With Rings (.030, Right Bank) MAHLE 224-3708WR.030 $176.96
Fits: LLY|LBZ|LMM Duramax 2006-2010

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LLY|LBZ|LMM Duramax Piston With Rings (Standard, Left Bank) MAHLE 224-3709WR — LLY|LBZ|LMM Duramax Piston With Rings (Standard, Left Bank) MAHLE 224-3709WR $214.66
Fits: LLY|LBZ|LMM Duramax 2006-2010

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LLY|LBZ|LMM Duramax Piston With Rings (.020, Left Bank) MAHLE 224-3709WR.020 — LLY|LBZ|LMM Duramax Piston With Rings (.020, Left Bank) MAHLE 224-3709WR.020 $214.92
Fits: LLY|LBZ|LMM Duramax 2006-2010

Select Quantity

LLY|LBZ|LMM Duramax Piston With Rings (.030, Left Bank) MAHLE 224-3709WR.030 — LLY|LBZ|LMM Duramax Piston With Rings (.030, Left Bank) MAHLE 224-3709WR.030 $177.15
Fits: LLY|LBZ|LMM Duramax 2006-2010

Select Quantity

LMM|LML Duramax Piston With Rings (1.00mm) MAHLE 224-3935WR-1.00MM — LMM|LML Duramax Piston With Rings (1.00mm) MAHLE 224-3935WR-1.00MM $164.78
Fits: LMM|LML Duramax 2010-2016

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Duramax 2006-2016 Glow Plug Diesel Rx DRX00057 — Duramax 2006-2016 Glow Plug Diesel Rx DRX00057 $17.50
Fits: LBZ|LMM|LML Duramax 2006-2016

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Duramax 2006-2010 Performance Diesel Series Damper Fluidampr 830111 — Duramax 2006-2010 Performance Diesel Series Damper Fluidampr 830111 $574.82
Fits: LLY|LBZ|LMM Duramax 2006-2010

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Duramax 2001-2016 Engine Oil Cooler Dorman 918-400 — Duramax 2001-2016 Engine Oil Cooler Dorman 918-400 $415.43
Fits: LB7/LLY|LBZ|LMM|LML

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Duramax 2001-2016 Silicone Bushing Engine Mount Kit - 50 SHD (OE Firmness) PPE 168030150 — Duramax 2001-2016 Silicone Bushing Engine Mount Kit - 50 SHD (OE Firmness) PPE 168030150 $269.99
Fits: LB7|LLY|LBZ|LMM Duramax 2001-2010

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Duramax 2001-2016 Cast Aluminum Piston and Ring Set Kit Mahle Motorsports 930036075 — Duramax 2001-2016 Cast Aluminum Piston and Ring Set Kit Mahle Motorsports 930036075 $1,704.14
Fits: Duramax 2001-2016

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Duramax 2001-16 Cast Aluminum Piston and Ring Set Kit Mahle Motorsports 930036095 — Duramax 2001-16 Cast Aluminum Piston and Ring Set Kit Mahle Motorsports 930036095 $1,704.14
Fits: Duramax 2001-2016

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LMM Duramax New Cylinder Heads Loaded with Valve Train DK Engines DK-GMLMM-CHL — LMM Duramax New Cylinder Heads Loaded with Valve Train DK Engines DK-GMLMM-CHL $699.99
Fits: LMM Duramax 2007.5-2010

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Duramax 2001-10 Improved Gerotor Style High RPM Oil Pump Melling M561 — Duramax 2001-10 Improved Gerotor Style High RPM Oil Pump Melling M561 $252.99
Fits: Duramax 2001-2010

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LBZ|LMM|LML Duramax Glow Plug Bosch 0250403031 — LBZ|LMM|LML Duramax Glow Plug Bosch 0250403031 $38.57
Fits: Duramax 2006-2016

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Duramax 1992-2000 Cylinder Head Bolt Set Mahle GS33193 — Duramax 1992-2000 Cylinder Head Bolt Set Mahle GS33193 $36.23
Fits: Duramax 1992-2000

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