The Supertech exhaust valve for Subaru WRX 2.0L/2.5L applications is offered individually in a +0.5mm oversize dimension. It is specified at 32.5 x 5.96 x 104.20mm and described as Inconel construction. Sold as a single valve, it accommodates oversize replacement needs when repairing or modifying WRX 2.0L and 2.5L exhaust valvetrains.
Supertech Subaru WRX 2.0L/2.5L 32.5x5.96x104.20mm +0.5mm Inconel Exhaust Valve - Single (D/S Only)