Downpipe z katalizatorem X Force 100 CPSI Subaru BRZ 2012- Z1 - ES-T86-01-CATB - Xforce offers a range of uniquely engineered and designed stainless steel bolt on exhaust systems. Theses exhaust systems bolt directly to existing mounting points making installation easy. They are built to perform well, with materials designed for longevity and like all Xforce exhaust systems they look great!The unique header design increases power throughout the rev range, while providing a great engine audio note – make it roar!100 cell metallic high flow cat converteravailable in 2.5″ pipe work sizes For use with our cat back system and header kit Polished stainless steel Please note: This product is equipped with a 100 cspi sports catalytic converter which is dedicated for track use only and it may not pass the emission test. Please check if high efficiency catalytic converters can be used on roads in your country.