Cometic 03-05 GMC C3500HD Fuel Injection Throttle Body Mounting Gasket - C5169

The Cometic 03-05 GMC C3500HD Fuel Injection Throttle Body Mounting Gasket - C5169 is a precision-engineered gasket kit.

This Cometic complete gasket kit delivers a comprehensive, precision-matched set of seals and gaskets engineered to OE or better specifications. Each component is manufactured from materials specifically chosen for their temperature range, chemical resistance, and compressibility — ensuring every sealing surface in your engine is properly protected during rebuild or performance upgrades.

• Part Number: C5169

Verified fitment: GMC Sierra 3500 (2003–2005).