Reviewed By mathew h (WAKONDA, SD) Reviewed for a 2007 Ford F-150 —1/30/2014 8:30 PM
I have noticed a little bit of mpg improvement and definite power boost
Reviewed By Ronnie M (HAMILTON, OH) Reviewed for a 2007 Ford F-150 —3/14/2013 8:27 PM
Noticeable improvement in torque, MPG hard to tell. Overall easy install, quality part, cool addition. Can't hear whistle except at times due to dual exhaust. Would like to see it around the $80 mark though.