Shop OEM GENERAL MOTORS Part # 12457117. Engine Cylinder Head Gasket Set. All Models; 6.0L. CAMSHAFT and TIMING. CRANKSHAFT and BEARINGS. CYLINDER HEAD and VALVES. LUBRICATION

Oil cooler. Oil pan. Oil pump. 4; 4. 8L. 4; 6. 0L. 5; 4. 8L. 5; 6. 0L. All Models; 4.8L; All. All Models; 4.8L; Auto Trans. All Models; 4.8L; Manual Trans. All Models; 5.3L; w/High Output. All Models; 5.3L; w/o High Output. All Models; 6.0L; All. All Models; 6.0L; w/CNG. All Models; 6.0L; w/Cyl Head Bolts. All Models; 6.0L; w/o CNG. All Models; 6.0L; w/o Cyl Head Bolts. All Models; Exhaust. All Models; Intake. All Models; Left Bank. All Models; No. 1. All Models; No. 2. All Models; No. 3. All Models; Right Bank. Avalanche; w/HD Trailer Equip. Avalanche; w/o HD Trailer Equip.

All Models; 6.0L.