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      06-11-2012, 11:19 PM   #17
Second Lieutenant
///SHiBA's Avatar

Drives: F10 M5
Join Date: Apr 2011
Location: IL

iTrader: (4)

Originally Posted by Alpha///M View Post
Am I reading this clearly, you installed the challenge axle back and replaced the challenge street x-pipe with stock x-pipe bc you thought it might be too loud? Did you run the full challenge set up?
Either way, stoked about your initial thoughts on exhaust note. Pics?
Agreed...I'm running Eisemann Race + Challenge Sport...looking for something a bit more aggressive...
Next toy...
2013 F10 M5 - SOLD
2011 E92 M3 - SOLD
2004 E46 M3 - SOLD