AN10 Oil Cooler Adapter Fit For LS1 LS2 LS3 Holden Commodore VT VX VY VZ VE 5.7L Oil cooler adaptor plate Simple bolt on replaces side cover on oil pump base Allows fitment of an oil cooler without the use of a sandwich plate adaptor Advantage is it doesnt make the oil filter sit even lower Size: AN10 males ports for the cooler lines