Originally Posted by blast1st
thanks for the info Tom. since you work for EAS i was wondering what hp can you gain with a filter, exhaust, reflash ecu? basic bolt on's! thanks in advance
mad props on the pics that is on this thread. helps me built my future M3.
Here is a dyno sheet of an e92 M3 with all the bolt ons without a tune:
We also dynoed another car with similar mods ( Macht Schnell Stage 2 Intake Charge Kit, Underdrive Pulleys, and Akrapovic Evolution exhaust) that yielded similar gains without a tune.
You can read more about it in this thread