Fits: 2017 thru 2026 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P Duramax Diesel

These are genuine GM OEM upper intake manifold seals a.k.a. "Y-Bridge" gaskets. Fitment has only been verified with OEM/factory Y-Bridge assemblies. If you have an aftermarket Y-Bridge, consult the manufacturer to confirm what seals you will need.

Includes:

• (2) Y-Bridge Seals

Replaces Part#:

• GM 12642410