LB7 Duramax Engine Parts

LB7 Duramax Gaskets & Seals

LB7 Duramax Rotating Assembly

LB7 Duramax Studs & Fasteners

LB7 Duramax Cooling System

LB7 Duramax Alternators & Starters

LB7 Duramax Valvetrain

LB7 Duramax Up Pipes

LB7 Duramax Oil Pan

LB7 Duramax Exhaust Manifolds

Keep your 2001–2004 LB7 Duramax running strong with high-quality engine parts. From pistons and gaskets to camshafts and valve covers, find durable components designed specifically for the 6.6L Duramax diesel engine. Whether for maintenance or performance upgrades, shop trusted parts to ensure reliability and long engine life.

36 Items

Duramax Billet Engine Oil Cap AFE 79-12002 — Duramax Billet Engine Oil Cap AFE 79-12002 $83.93
Fits: Duramax 2001-2015

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LB7 Duramax Replacement Glow Plug Dtech DT660013 — LB7 Duramax Replacement Glow Plug Dtech DT660013 $29.38
Fits: LB7 Duramax 2001-2004

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

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LB7 Duramax Replacement Glow Plug ACDelco 97226202 — LB7 Duramax Replacement Glow Plug ACDelco 97226202 $28.05
Fits: LB7 Duramax 2001-2004

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LB7 Duramax Diesel High Idle Switch BD 1036600 — LB7 Duramax Diesel High Idle Switch BD 1036600 $44.95
Fits: LB7 Duramax 2001-2004 Automatic

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Duramax 2001-2010 Power Steering Lines Driven Diesel DD-DMX-PS-Kit — Duramax 2001-2010 Power Steering Lines Driven Diesel DD-DMX-PS-Kit $299.95
Fits: Duramax 2001-2010

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LB7 Duramax Modified Intake Horn Fleece FPE-INTAKEHORN — LB7 Duramax Modified Intake Horn Fleece FPE-INTAKEHORN $99.75
Fits: LB7 Duramax 2001-2004

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Duramax Power Belt Tensioner Alliant AP63449 — Duramax Power Belt Tensioner Alliant AP63449 $133.83
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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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

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Idler/Tensioner Pulley | Dayco 89007 — Idler/Tensioner Pulley | Dayco 89007 $22.81
Fits: Powerstroke | Cummins | Duramax (See Applications)

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LB7 Duramax GM Inner Injector Harness OE 97207227 — LB7 Duramax GM Inner Injector Harness OE 97207227 $283.49
Fits: LB7 Duramax 2001-2004

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LB7 Duramax OE Fuel Pressure Regulator GM 97728979 — LB7 Duramax OE Fuel Pressure Regulator GM 97728979 $479.85
Fits: LB7 Duramax 2001-2004

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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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LB7 Duramax OE HVAC Heater Hose GM 15768212 — LB7 Duramax OE HVAC Heater Hose GM 15768212 $59.81
Fits: LB7 Duramax 2001-2004

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LB7|LLY Duramax Glow Plug Bosch 0250203017 — LB7|LLY Duramax Glow Plug Bosch 0250203017 $18.29
Fits: Duramax 2001-2004.5

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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 $708.95
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 $976.95
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 OE Crankshaft Balancer Bolt GM 97329601 — Duramax OE Crankshaft Balancer Bolt GM 97329601 $19.39
Fits: Duramax 2001-2022

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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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LB7 Duramax Cast Iron Cylinder Head PPE 110100101 — LB7 Duramax Cast Iron Cylinder Head PPE 110100101 $1,349.99
California Restricted

Fits: LB7 Duramax 2001-2004

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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 $976.95
Fits: Universal - 4 Inch Intake Systems

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LB7|LLY Duramax Performance Damper Fluidampr 890101 — LB7|LLY Duramax Performance Damper Fluidampr 890101 $563.55
Fits: LB7|LLY Duramax 2001-2005

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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

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

LB7 Duramax Freedom Series Driver Side Cupless Cylinder Head Fleece FPE-61-10001-D-CL — LB7 Duramax Freedom Series Driver Side Cupless Cylinder Head Fleece FPE-61-10001-D-CL $1,099.00
California Restricted

Fits: LB7 Duramax 2001-2004

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LB7 Duramax Freedom Series Passenger Side Cupless Cylinder Head Fleece FPE-61-10001-P-CL — LB7 Duramax Freedom Series Passenger Side Cupless Cylinder Head Fleece FPE-61-10001-P-CL $1,099.00
California Restricted

Fits: LB7 Duramax 2001-2004

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Duramax Oil Cooler Adapter Fleece FPE-DMAX-OCADPT — Duramax Oil Cooler Adapter Fleece FPE-DMAX-OCADPT $99.00
Fits: LB7/LLY/LBZ Duramax 2001-2007 | LML Duramax 2011-2016

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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 01-16 Lifter GM 97325546 — Duramax 01-16 Lifter GM 97325546 $68.69
Fits: Duramax 2001-2016

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