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10 bestDuramax Enginesof December 2025

112M consumers helped this year.

1

Shell Rotella T6 5W-40 Full Synthetic Diesel Engine Oil (5-Gallon Pail) 550046217
Shell Rotella T6 5W-40 Full Synthetic Diesel Engine Oil (5-Gallon Pail) 550046217

Shell Rotella

9.9

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2

Xotic 6.6L Head Stud Kit 2001 - 2016 LB7 LLY LBZ LMM LML Chevy Duramax Diesel
Xotic 6.6L Head Stud Kit 2001 - 2016 LB7 LLY LBZ LMM LML Chevy Duramax Diesel

Xotic Performance

9.8

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3

EGR Delete Kit, EGR Valve Cooler Delete Kit Fit for GMC Duramax 2011-2015 6.6L LML Diessl
EGR Delete Kit, EGR Valve Cooler Delete Kit Fit for GMC Duramax 2011-2015 6.6L LML Diessl

Aramox

9.5

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4

SSP Black Turbo Inlet Compatible with 2004.5-2005 GM 6.6 LLY Duramax Diesel
SSP Black Turbo Inlet Compatible with 2004.5-2005 GM 6.6 LLY Duramax Diesel

Generic

9.2

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5

OTC 6778 Injector Puller for GM Duramax Engine
OTC 6778 Injector Puller for GM Duramax Engine

OTC

8.9

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TP3018 Fuel Filter 6.6 duramax diesel Chevy Silverado/GMC Sierra 2500HD 2001-2016 3500HD 2007-2016 Express/Savana 2500 3500 4500 2012-2016 Diesel Engine TP3012 12664429 12633243 33960XE（2 PACK）

TP3018 Fuel Filter 6.6 duramax diesel Chevy Silverado/GMC Sierra 2500HD 2001-2016 3500HD 2007-2016 Express/Savana 2500 3500 4500 2012-2016 Diesel Engine TP3012 12664429 12633243 33960XE（2 PACK）

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LLY Engine Turbo Mouthpiece, Inlet Manifold Intake Elbow for 2004-2005 Duramax 6.6L Only, Including Silverado Sierra Trucks (LLY 2004-2005)

LLY Engine Turbo Mouthpiece, Inlet Manifold Intake Elbow for 2004-2005 Duramax 6.6L Only, Including Silverado Sierra Trucks (LLY 2004-2005)

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Mishimoto MMTS-CHV-01DL 174 and 180 Degrees Racing Thermostat with 6.6L Duramax Engine for Chevy Duramax 2500

Mishimoto MMTS-CHV-01DL 174 and 180 Degrees Racing Thermostat with 6.6L Duramax Engine for Chevy Duramax 2500

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ACDelco GM Original Equipment A3244C Air Filter

ACDelco GM Original Equipment A3244C Air Filter

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6

Camshaft Locking Timing Tool Replacement for GM Dodge Chrysler Holden Colorado Compatible with Jeep Cherokee Wrangler 2.8L Diesel Duramax Engine VM 9991 VM 9992 EN-50029 EN-50030 EN-51025 EN-51104
Camshaft Locking Timing Tool Replacement for GM Dodge Chrysler Holden Colorado Compatible with Jeep Cherokee Wrangler 2.8L Diesel Duramax Engine VM 9991 VM 9992 EN-50029 EN-50030 EN-51025 EN-51104

DPTOOL

8.6

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7

A-Premium 3PCS Engine Motor Mount and Transmission Mount Kit Compatible with Chevrolet Silverado 2500 HD Classic, Silverado 3500, Suburban 2500 & GMC Sierra 2500 HD Classic, Sierra 3500, Yukon XL 2500
A-Premium 3PCS Engine Motor Mount and Transmission Mount Kit Compatible with Chevrolet Silverado 2500 HD Classic, Silverado 3500, Suburban 2500 & GMC Sierra 2500 HD Classic, Sierra 3500, Yukon XL 2500

A-premium

8.3

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7% off

8

Mishimoto MMTS-CHV-01DH 185 and 191 Degrees Racing Thermostat with 6.6L Duramax Engine for Chevy Duramax 2500
Mishimoto MMTS-CHV-01DH 185 and 191 Degrees Racing Thermostat with 6.6L Duramax Engine for Chevy Duramax 2500

Mishimoto

8.0

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9

ACDelco A3087C Professional Air Filter
ACDelco A3087C Professional Air Filter

ACDelco

7.7

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10

Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ Duramax Engine
Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ Duramax Engine

Wztepeng

7.4

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