Catted

Transform your BMW X3M or X4M into a sharper, faster, and more aggressive machine with the Untd. Performance Catted Downpipe w/ Heat Shield. Built for the F97 and F98 platforms powered by the formidable 3.0L twin-turbo S58 engine, this downpipe delivers increased flow, improved turbo response, and a refined exhaust tone—while incorporating a high-flow catalytic converter and integrated thermal shielding for a street-friendly setup.