The Supertech exhaust valve for Mazda FS Protege 2.0L applications is a black-nitrided 28.60×5.96×89.95mm dish-style valve sold individually for exhaust-side replacement. Offered as a single-item option, this direct-fit valve suits spot repairs or staged rebuilds where only one exhaust valve needs replacement while maintaining factory exhaust geometry.
Supertech Mazda FS Protege 2.0L 28.60x5.96x89.95mm Dish Blk Nitride Exhaust Valve- Single (D/S Only)