Our Toyota GT86 / Subaru BRZ / Scion FRS Decat Pipes replace the standard restrictive catalytic converters with two stainless steel, one-piece items. Replacing the restrictive catalytic converters allows the exhaust gasses to flow much more freely, increasing the power output of the engine. Features: Manufactured from T304 stainless steel TIG welded, CNC machined flanges Direct bolt-on fitment Fits Toyota GT86 2012-present models Subaru BRZ 2012-present models Scion FRS 2012-present models