-
Elevate the performance of your BMW M240i, M340i, M440i, or X5 40i xDrive with the Untd. Performance 4.5″ Catless Downpipe. Designed for the powerful B58 3.0L I6 turbo engine, this high-flow catless downpipe replaces the restrictive factory catalytic converters, significantly improving exhaust flow and turbocharger efficiency. The result is a marked increase in horsepower, faster turbo spool, enhanced throttle response, and a deeper, more aggressive exhaust note, making it the perfect upgrade for your BMW.
-
Unlock a new level of performance for your BMW M340i, M440i, M240i, X5, X7 40i, and xDrive G20 / G22 / G26 / G05 / G07 with the Untd. Performance Catted Downpipe. Featuring a 200-cell high-flow catalytic converter, this downpipe offers significant improvements in exhaust flow, turbo efficiency, and overall engine performance. Designed to optimize power delivery and reduce backpressure, the downpipe ensures your engine operates at its full potential, enhancing throttle response, turbo spool, and overall acceleration.
