Cometic 01-06 GM 6.6L Duramax Diesel 4.100 inch Bore .040 inch MLS RHS Headgasket
Cometic 01-06 GM 6.6L Duramax Diesel 4.100 inch Bore .040 inch MLS RHS Headgasket
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Cometic 01-06 GM 6.6L Duramax Diesel 4.100 inch Bore .040 inch MLS RHS Headgasket
Elevate the performance of your GM 6.6L Duramax Diesel with the Cometic MLS Head Gasket, engineered for high output engines and designed to provide an unmatched sealing experience. This premium head gasket offers a superior solution for both enthusiasts and professionals alike.
Key Features:
- Multi-Layer Steel (MLS) Construction: Comprised of multiple embossed layers of durable stainless steel, ensuring maximum sealing performance.
- Viton Rubber Coating: The outer layers feature a Viton coating, providing exceptional resistance to heat (up to 250°C/482°F) and various harsh environments.
- Optimal Thickness: Compressed operating thickness of 0.040 inches, perfect for maintaining a secure fit.
- Versatile Compatibility: Ideal for aluminum heads to aluminum blocks and aluminum heads to cast iron blocks, accommodating the shearing forces generated by different material combinations.
- Corrosion Resistance: The advanced design resists corrosion and enhances strength, ensuring long-lasting performance.
Benefits:
- Eliminates the need for additional sealants, simplifying installation.
- Increased durability and reliability under demanding conditions.
- Enhanced sealing capabilities that support high-performance applications.
Use Cases:
- Ideal for performance builds and racing applications where maximum sealing is critical.
- Perfect for engine rebuilds, ensuring your Duramax Diesel runs smoothly and efficiently.
- Recommended for mechanics and DIY enthusiasts looking for a reliable head gasket solution.
Optimize your engine's performance with the Cometic 01-06 GM 6.6L Duramax Diesel MLS Head Gasket. Experience peace of mind knowing your engine is sealed with one of the best head gaskets available on the market today.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

