TS2633600HBSI New Cylinder Head Gasket Set, Head Bolts Kit, & RTV Hi-Temp Gasket Sealant for 04-06 GM / Chevrolet / GMC / Hummer / Isuzu 3.5L 3460CC / 211CID L5 DOHC (20 Valve) VIN Code "6" Meets or exceeds OE Standard Quality and Performance Requirements. Fits : 04-06 GM / Chevrolet / GMC / Hummer / Isuzu 3.5L 3460CC / 211CID L5 DOHC (20 Valve) VIN Code "6" Includes : Multi-Layered Steel (MLS) Head Gasket Intake Manifold Gaskets Exhaust Manifold Gasket Valve Cover Gasket Viton Valve Stem Seals Camshaft Front Seal O-Rings Other Small Gaskets RTV Hi-Temp Gasket Silicone Sealant Cylinder Head Bolts (14-Long, 1-Medium, 2-Short) Confirm this part fits your vehicle before purchasing