Upgrade your B58 engine with the Island Racewerks 5" Catless Downpipe. Eliminate backpressure from standard catalytic converters for faster turbo spooling and an increase of up to 30HP in tuned engines. The flex pipe section reduces engine stress and vibration. It fits all Gen 1 and Gen2 B58s, including the Toyota Supra.
Features :
Smooth bends allow better airflow with less drone
Increase in horsepower without a tune, even more with a tune
