View Single Post
      01-14-2012, 07:30 AM   #61
BMW9
Private
United_States
1
Rep
65
Posts

 
Drives: BMW 550i M Sport / Nissan GTR
Join Date: Nov 2010
Location: Los Angeles

iTrader: (0)

replacing the stock resonator with an x pipe makes No difference in sound. I did it, I cannot notice any difference in sound from stock.