Over-Sized Port Stainless Steel Exhaust Manifold Gasket Set 2 Pcs PPE Diesel LBZ / LMM Duramax " 2011 - 2016 GMC Sierra

2011 - 2016 GMC Sierra 3500 HD

25" W x 12

That must be purchases seperatley if you don't already have one (pn 98602)

Easily access your cargo by simply opening the factory tailgate without compromising stability or strength

release springs and backing plate to retain the OEM captured clutch design which delivers the same great drivability 6R140 owners are accustomed to

Over-Sized Port Stainless Steel Exhaust Manifold Gasket Set 2 Pcs PPE Diesel LBZ / LMM Duramax " 2011 - 2016 GMC SierraCreates a tight seal between the Exhaust Manifolds and 6. 6L GM Duramax engine. Two piece set features multi layered 304 stainless steel. PPE Manifold Gaskets are designed to fit both PPE High Flow Exhaust Manifolds and GM OEM manifolds. Features: High Performance Manifold Gaskets For Oversize Ports (46. 8mm x 41. 0mm) Multi Layered 304 Stainless Steel Sold As A Set (2) Applications: 2001 2016 GM 6. 6L Duramax LB7 LLY LBZ LMM (118062020)