COMPATIBLE APPLICATION: Oil cooler repair gasket kit designed specifically for ISUZU NRR, NQR, NPR, and NPR-HD trucks with 4HE1 4.8L and 4HK1 5.2L engines from 1998 to 2010. COMPLETE GASKET SET: Includes all necessary gaskets and seals for oil cooler repair, oil cooler gaskets, O-rings, and other essential sealing components.