The Supertech intake valve for Subaru WRX 2.0L/2.5L applications is a single black nitrided replacement with a +0.5mm head oversize. Specified at 36.5 x 5.96 x 103.85mm and sold individually, it suits intake-side replacement where a slight oversize valve is required for WRX 2.0L and 2.5L valvetrain maintenance or repair.
Supertech Subaru WRX 2.0L/2.5L 36.5x5.96x103.85mm +0.5mm Blk Nitride Int Valve - Single (D/S Only)