Proflow Oil Filters combine durability and easy removal in the high performance oil filter market. Originally designed for racers, these oil filters use an improved coil spring design and feature an extra-thick backing plate which provides added protection against pressure surges in racing applications. Featuring a Buna-N rubber gasket, these filters are compatible with almost all racing fuels and lubricants. In terms of filtration, these filters have a premium pleated synthetic blend media which provides increased filtration at high flow rates.