BMW X3M/X4M Race Downpipes and turbo response

and turbo response

and deliver an aggressive supercar exhaust tone

and more exhilarating exhaust note

and more exotic without taking away from the factory styling

Noticeable performance jump when tuned

BMW X3M/X4M Race Downpipes and turbo responseBMW X3M X4M Race Downpipes Boost your S58 with race engineered downpipes built for uncompromised airflow and real power gains. Designed by Momentum Motorsports for enthusiasts who want sharper spool, louder tone, and the most efficient exhaust path from the turbos back Applications BMW X3M BMW X4M Engine: S58 3. 0L Twin Turbo Key Features Race non catted configuration for maximum flow Mandrel bent stainless steel tubing Reinforced flex section for