Wiseco Piston Single Subaru WRX 4V R-Dome 8.4:1 93.00mm

Founded in 1941 by Clyde Wiseman in Cleveland, Ohio and now headquartered in Mentor, Ohio, Wiseco is the only US piston manufacturer that produces every part exclusively through the forging process. Its 150,000-square-foot facility runs in-house forging and CNC machining across the entire automotive catalogue, from the ProTru shelf-stock range of 2618 forged pistons for popular tuner engines to fully custom builds for professional engine programmes. Wiseco has supplied NHRA Top Fuel, NASCAR, World of Outlaws and import drag teams for decades, covering LS, Coyote, Hemi, Honda K and B-series, 2JZ, RB26, EJ25 and 4G63 platforms across road, drag and circuit racing.