Quote:
Originally Posted by RingMeister01
Sport = valves
Race = no valves
I personally won't get the valved option because I found myself driving with the valves open all the time when I had my P-car. Certainly a great option for a daily or an adult  |
Read this from Nate. Pretty sure there is only 1 muffler and he was correcting that he said 2 to start.
"Good news! I do need to clarify something with the exhaust options from Eisenmann as they just updated me this AM. There will be one system for the M3/M4 that is valved controlled using the OEM settings. Here is the final list of options from Eisenmann Germany. Now M3/M4 owners can have the best of both worlds (Sport and Race in one). "