Coolant Filter, Fluid Type Coolant, Filter Design Spin-On, Thread Size - Automotive Filters M16 x 1.5mm, Length 4 7/16 in, Outside Dia. 3 11/16 in, Micron Rating 25, Description/Special Features Coolant Spin-on without Chemicals, Height 4 7/16 in, Width 3 11/16 in, Includes I. Gasket