2017-2026 GM 6.6L Duramax Standard Port Stainless Steel Exhaust Manifold Gasket (2 PCS) - Pacific Performance Engineering - 118062015

Multi-layered 301 stainless steel gaskets create a tight seal between the Exhaust Manifolds and 6.6L GM Duramax engine. PPE Manifold Gaskets are designed to fit both PPE High-Flow Exhaust Manifolds and GM OEM manifolds.
OEM Part Number for Reference: GM 12705094