Thread: Has anyone done a H-Pipe instead of an X-Pipe?
View Single Post
      05-17-2012, 11:39 PM   #26
Zaw
Private First Class
10
Rep
103
Posts

Drives: 2011 E90 M3 DCT Competition
Join Date: Aug 2010
Location: Studio City, CA

iTrader: (0)
I'm interested to know if these H / X combo mid sections actually make more power or better exhaust flow.
Appreciate 0
Quote