2001-2016 GM 6.6L Duramax PPE High-Performance Manifold Oversize Port (46.8mm X 41.0mm) Gaskets (2 pcs)
Creates a tight seal between the Exhaust Manifolds and 6.6L GM Duramax engine. Two piece kit features multi-layered 301 stainless steel, PPE Manifold Gaskets are designed to fit both PPE High-Flow Exhaust Manifolds and GM OEM manifolds.
Oversize Port (46.8mm X 41.0mm): (118062020)
GM Equivalent P/N: 98002804