YouTube on MSN

This BMW M340i sounds insane with a simple mod

In this video, we install a 200-cell catted downpipe from FI Exhaust on our BMW M340i Touring and test the sound ...
YouTube on MSN

Installing RaceChip on BMW M340i and testing the power

We installed a RaceChip GTS Black on our BMW M340i Touring to unlock serious power gains without touching the ECU. In this ...