Derale Oil Filter Adapter - Bypass - 3/4-16 in Center Thread - 1/2 in NPT Inlet - 1/2 in NPT Outlet - Polished NPT to AN Fittings the housing is optimized for

the housing is optimized for increased airflow

Each kit comes complete with a weld-on inner ring with tabs for a mudcover

Works with flat gasket or taper seat 14mm spark plugs

works with stock converter

Derale Oil Filter Adapter - Bypass - 3/4-16 in Center Thread - 1/2 in NPT Inlet - 1/2 in NPT Outlet - Polished NPT to AN Fittings the housing is optimized forThis high quality die cast aluminum spin on adapter features 1 2" NPT ports, 3 4" 16 thread size and fits 2 1 2" to 2 3 4" oil filter landings. Spin on adapters provide external oil lines to allow the addition of an engine oil cooler and or remote filter mount, installing at the stock engine oil filter location. With an attractive, billet style look and ultra bright, polished appearance it adds style and function. Specifications: Spin on adapter