Perma-Cool® Sandwich Adapters are installed between the oil filter landing on the engine block and the oil filter to route the oil to a remote oil cooler. They are die cast from aerospace quality aluminum and machine finished on our CNC production line. O-Rings and illustrated instructions included. Fittings and AN adapter fittings sold separately
Designed to fit most early GM 4 & 6 cyl and Buick, Cadillac, Oldsmobile, and Pontiac V8s
1" thick, 3/8" NPT ports for use with 1/2" oil lines.