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    LB7 Duramax Gaskets & Seals


    Prevent leaks and maintain engine integrity with premium LB7 Duramax gaskets and seals. Designed for 2001–2004 6.6L Duramax engines, these durable components ensure a tight fit and long-lasting performance. Ideal for repairs and rebuilds, shop high-quality gasket and seal kits to keep your diesel engine running smoothly.

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    Duramax Exhaust Manifold Gaskets Mahle MS19398
    Duramax Exhaust Manifold Gaskets Mahle MS19398 $34.86
    Fits: Duramax 2001-2016
    LB7 Duramax Head Set Mahle HS54580
    LB7 Duramax Head Set Mahle HS54580 $298.03
    Fits: LB7 Duramax 2001-2004
    LB7 Duramax Fuel Injector Seal Kit Mahle GS33500A
    LB7 Duramax Fuel Injector Seal Kit Mahle GS33500A $4.11
    Fits: LB7 Duramax 2001-2004
    Duramax 2001-2010 Engine Oil Pan Gasket Mahle OS32284
    Duramax 2001-2010 Engine Oil Pan Gasket Mahle OS32284 $22.80
    Fits: Duramax 2001-2010
    Duramax Rear Main Engine Crankshaft Seal Mahle 67777
    Duramax Rear Main Engine Crankshaft Seal Mahle 67777 $57.86
    Fits: Duramax 2001-2016
    LB7|LLY|LBZ Duramax Lower Engine Gasket Set Mahle CS54580
    LB7|LLY|LBZ Duramax Lower Engine Gasket Set Mahle CS54580 $157.71
    Fits: LB7|LLY|LBZ Duramax 2001-2007
    LB7|LBY Duramax Intake Manifold Gasket Set Mahle MS19402
    LB7|LBY Duramax Intake Manifold Gasket Set Mahle MS19402 $14.65
    Fits: LB7|LBY Duramax 2001-2005
    LB7 Duramax Valve Cover Gasket Set Mahle VS50549
    LB7 Duramax Valve Cover Gasket Set Mahle VS50549 $90.44
    Fits: LB7 Duramax 2001-2004
    Duramax 01-16 Thermostat Housing Gasket Mahle C31900
    Duramax 01-16 Thermostat Housing Gasket Mahle C31900 $7.26
    Fits: Duramax 2001-2016
    Duramax 2001-2010 Water Pump Gasket Kit Mahle GS33752
    Duramax 2001-2010 Water Pump Gasket Kit Mahle GS33752 $21.86
    Fits: Duramax 2001-2010
    Duramax 01-16 Water Pump Seal Mahle K31904
    Duramax 01-16 Water Pump Seal Mahle K31904 $2.03
    Fits: Duramax 2001-2016
    Duramax 01-16 Exhaust Manifold To Up-Pipe Gasket Mahle F31903
    Duramax 01-16 Exhaust Manifold To Up-Pipe Gasket Mahle F31903 $9.14
    Fits: Duramax 2001-2016
    LB7 Duramax Valve Cover Gasket & Injector Seal Kit Mahle GS33757
    LB7 Duramax Valve Cover Gasket & Injector Seal Kit Mahle GS33757 $102.53
    Fits: LB7 Duramax 2001-2004
    Duramax 01-16 Engine Timing Cover Seal Mahle 67775
    Duramax 01-16 Engine Timing Cover Seal Mahle 67775 $38.45
    Fits: Duramax 2001-2016
    LB7 Duramax Valve Cover Gasket Set Mahle VS50438
    LB7 Duramax Valve Cover Gasket Set Mahle VS50438 $60.53
    Fits: LB7 Duramax 2001-2004
    Duramax 2001-2010 Valve Stem Seal Kit Mahle SS45974
    Duramax 2001-2010 Valve Stem Seal Kit Mahle SS45974 $23.71
    Fits: Duramax 2001-2010
    Duramax 01-16 Exhaust Up-Pipe To Turbo Gasket Mahle F32918
    Duramax 01-16 Exhaust Up-Pipe To Turbo Gasket Mahle F32918 $12.74
    Fits: Duramax 2001-2016
    LB7 Duramax Engine Gasket Kit Without Head Gasket Mahle 95-3726
    LB7 Duramax Engine Gasket Kit Without Head Gasket Mahle 95-3726 $473.22
    Fits: LB7 Duramax 2001-2004
    LB7|LLY Duramax Water Pump Gasket Kit Mahle C32062
    LB7|LLY Duramax Water Pump Gasket Kit Mahle C32062 $5.76
    Fits: LB7|LLY Duramax 2001-2005
    Duramax 2001-2010 Fuel Filter Base & Hand Primer Seal Kit Alliant AP0029
    Duramax 2001-2010 Fuel Filter Base & Hand Primer Seal Kit Alliant AP0029 $44.56
    Fits: Duramax 2001-2010
    Duramax 01-16 Head Gasket Grade C Right Alliant AP0052
    Duramax 01-16 Head Gasket Grade C Right Alliant AP0052 $41.21
    Fits: Duramax 2001-2016
    Duramax 01-16 Head Gasket Grade C 1.05mm Left Alliant AP0049
    Duramax 01-16 Head Gasket Grade C 1.05mm Left Alliant AP0049 $41.21
    Fits: Duramax 2001-2016
    Duramax 2001-2010 Head Gasket 0.95mm Grade A Right Alliant AP0050
    Duramax 2001-2010 Head Gasket 0.95mm Grade A Right Alliant AP0050 $41.21
    Fits: Duramax 2001-2010
    Duramax 2001-2010 Head Gasket 0.95mm Grade A Left Alliant AP0047
    Duramax 2001-2010 Head Gasket 0.95mm Grade A Left Alliant AP0047 $41.21
    Fits: Duramax 2001-2010