The Active Autowerke Performance Tune unleashes the beast out of you M3. Take a look at the Dyno from a Stock E90 M3
Additional Recommended Modifications :
Incorporate the Active Autowerke Performance Underdrive Pulley and Active Autowerke Signature Exhaust system to see gains of over 25 rwhp along with a exotic sound and aggressive feel. Take you M3 to the next level. If you have any questions feel free to PM me or contact me at
rwelsh@activeautowerke.com