BMW E90 M3 - Supersprint Sport vs Race Muffler

We recently had a the privilege to fit both Supersprint muffler options to a BMW E90 M3. In thisvideo the we demonstrate the sound difference between the Supersprint Sports Muffler and the Supersprint RACE dual mufflers, both are also paired with the adjoining Supersprint components: Catted Front Pipes + Resonated X-Pipe