View Single Post
      12-03-2012, 06:45 PM   #10
Second Lieutenant
kevin///mlee's Avatar
Drives: E90 M3, E30 M3
Join Date: Sep 2012
Location: Bay Area, CA

Posts: 238
iTrader: (2)

Larger diameter and smoother surface = less restriction. So why wouldn't this be an improvement over stock?
kevin///mlee is offline  
Reply With Quote