Quote:
Originally Posted by Definitive
Interesting. I have the same mod on my M3. What was your before HP? What kind of Dyno?
Love the soud, I just had someone in a e36 M3 lightweight follow me to home depot to ask me what exhaust I have and how he thought I was a ferrari when he heard my car.
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Nice, that's like 17HP more than me. Is it stock or are there other mods?