PRW 1434630 Aluminum High Performance Water Pump Kit for GM LS Generation III/IV Water pump kit Aluminum High Performance GM, LS Generation III and IV 1999-2006 4.8L, 5.3L, 5.7L, 6.0L sport utility, truck and SUV, top inlet, 8-hole billet hub, as-cast pump housing, black anodized billet aluminum pulley Satin cast