Thread: muffler valve/golf tee alternative---
View Single Post
  #22  
Old 12-31-2006, 04:00 AM
X3eme's Avatar
X3eme X3eme is offline
Member
  
Join Date: May 2006
Location: SF Bay Area
Posts: 46
X3eme is on a distinguished road
Quote:
Originally Posted by Wpcmac
Pardon my ignorance, but how does this improve HP? If it improves HP and MPG and has no drawbacks, why wouldn't BMW have the stock setup like this?
The unrefined, non-BMW like sound is the drawback... to BMW. I kinda like it.
Last edited by X3eme; 12-31-2006 at 11:59 AM.
Reply With Quote

Sponsored Links