Sinister Diesel Black Diamond Head Gasket -Pass. C- (SDBD582) for 2001-2010 Duramax 6.6L

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The Sinister Diesel Black Diamond Head Gasket is a heavy-duty replacement for leaking or blown head gaskets in 2001–2010 GM Duramax LB7, LLY, LBZ, and LMM turbo diesel engines. Designed to withstand extreme heat and high compression, it features five layers of stainless steel and a fluoroelastomer (FKM) coating for a durable seal. Sold individually, it is available for either the driver or passenger side and ensures proper fitment as a direct OE replacement.

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Description

Swap out any leaking or blown head gasket in your Duramax engine using this Sinister Diesel Duramax head gasket. It works as a direct replacement for OE head gaskets in 2001 to 2010 GM Duramax LB7, LLY, LBZ, and LMM turbo diesel engines, so you don’t need to worry about proper fitment.

Each Sinister Diesel Black Diamond Head Gasket has been designed specifically for the extreme heat and high compression of your Duramax turbo diesel engine. The 5 layers of stainless steel plus an adaptive fluoroelastomer (FKM) coating combine to create a heavy-duty seal for each of the cylinders. Sold individually, you need to select either a driver or passenger side gasket.

Additional information
Weight 2 lbs
Dimensions 14 × 4 × 2 in
Fitment

Fitment

2010 Chevy/GMC 2500 6.6L

2010 Chevy/GMC 3500 6.6L

2009 Chevy/GMC 2500 6.6L

2009 Chevy/GMC 3500 6.6L

2008 Chevy/GMC 2500 6.6L

2008 Chevy/GMC 3500 6.6L

2007 Chevy/GMC 2500 6.6L

2007 Chevy/GMC 3500 6.6L

2006 Chevy/GMC 2500 6.6L

2006 Chevy/GMC 3500 6.6L

2005 Chevy/GMC 2500 6.6L

2005 Chevy/GMC 3500 6.6L

2004 Chevy/GMC 2500 6.6L

2004 Chevy/GMC 3500 6.6L

2003 Chevy/GMC 2500 6.6L

2003 Chevy/GMC 3500 6.6L

2002 Chevy/GMC 2500 6.6L

2002 Chevy/GMC 3500 6.6L

2001 Chevy/GMC 2500 6.6L

2001 Chevy/GMC 3500 6.6L

Features

Features

  • Construction – Multi-layer Steel
  • Product Design – Passenger Side, Grade C 1.05mm thickness, Coated with Adaptive fluoroelastomer (FKM)
  • Kit Includes – (1) Sinister Diesel Black Diamond 20mm Head Gasket
About brand
Sinister Diesel builds performance and reliability parts for diesel trucks. The company focuses on cooling, durability, and proper fitment. Sinister Diesel performance parts support daily driving, towing, and work use. Sinister designs cooling systems, charge pipes, and fuel system components. These parts help manage heat and reduce stress on the engine. Better cooling supports consistent performance under load. Truck owners trust the brand for dependable upgrades. These parts perform well in real-world driving conditions.
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