Perma-Cool 189 | Sandwich Adapter, Universal

Perma-Cool®'s Universal Sandwich Adapter fits 90% of all automotive applications. Installs between the oil filter landing on the engine and the oil filter to allow use of a remote oil cooler system. Adapters are die cast from aerospace quality aluminum and are machine finished on our CNC production line. O-Rings and illustrated instructions included. Fittings and AN adapters sold separately. Fits 3/4"-16, 13/16"-16, 1"-12, M18 x 1.5, M20 x 1.5, M22 x 1.5 engine thread sizes 3/8" NPT ports for use with 1/2" oil hose 2-1/2" and 3-1/8" O-rings included Designed to use oil filters with 3/4"-16 thread, HP1, or equivalent (oil filter not included). Installation Instructions U.S. Patent 4,335,688