Fel-Pro 6.6L Duramax 2004.5 - 2010 LLY LBZ LMM Cylinder Head Set w/o Head Gaskets

Meets or exceeds all original equipment specifications
Application specific, providing unsurpassed quality for a seal you can trust
Validated for fit, form, and function
Engineered for the sealing repair environment
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes