Thread: How much hp does headers and a new catback?
View Single Post
  #3 (permalink)  
Old 15 Oct 2007, 10:54 am
Kyle M Kyle M is offline
Member
  
Join Date: Aug 2007
Posts: 58
Default
you would be very lucky to see 10 hp. The only way youre going to get any decent power out of a civic is via forced induction.
Reply With Quote