4.312 MLX Head Gasket 6.7L Dodge Cummins 09-Up

The 4.312 MLX Head Gasket for 6.7L Dodge Cummins engines (2009–present) is designed for builders and mechanics focused on high-performance diesel applications. This gasket is essential for those looking to enhance engine reliability, especially in modified setups that experience elevated pressures and aggressive tuning.

Constructed from multi-layer steel (MLS), the Cometic gasket features a proprietary elastomer facing that ensures durability under peak combustion pressures and thermal cycling. This design helps prevent delamination and erosion, making it a robust choice for high-performance applications where traditional gaskets may fail.

Engine builders and performance shops rebuilding 6.7L Cummins engines will appreciate the precision-matched 4.312-inch bore diameter, which ensures optimal sealing across all firing surfaces. This gasket is particularly beneficial for those engaged in towing or modified engine builds, providing a reliable solution for enhanced performance.