Thread: headers for 09 R/T manual challenger
View Single Post
  #4 (permalink)  
Old 05-16-2008, 06:04 AM
TBONE24's Avatar
TBONE24 TBONE24 is offline
Senior Member
Points: 2,839, Level: 22
Points: 2,839, Level: 22 Points: 2,839, Level: 22 Points: 2,839, Level: 22
Activity: 0%
Activity: 0% Activity: 0% Activity: 0%
 
Join Date: Jan 2006
Posts: 290
Photos: (0)
Re: headers for 09 R/T manual challenger
I believe most of the hp gains came from the variable cam timing that they added, which also increased gas mileage too.
Reply With Quote