Vibrant Mild Steel Exhaust Manifold Flange for Honda F20C motor 1/2in ThickVibrant Performance has developed one of the largest offerings of Exhaust Manifold Flanges in the industry. All of our Exhaust Manifold Flanges have had their exhaust port size optimized for either standard wall round tubing or Schedule 10 weld fittings. This Part Fits: Year Make Model Submodel 2000 2003 Honda S2000 Base