View Single Post
Old 03-14-2010, 06:31 PM   #10
1999black323i
Registered User
 
Join Date: Jan 2010
Location: California
Posts: 166
My Ride: 1999 323i
it changes the sound? and i guess it doesnt gain hp but it speeds up the process to which you gain speed right? and does it make it louder or what?
1999black323i is offline   Reply With Quote