Reviewed By JOHN A (HAMILTON, GA) Reviewed for a 2008 Ford F-250 —5/12/2016 12:34 PM
Took 30 minutes to install, could do it again in 15. Really changes the sound of my engine. It can breathe now. Noticed some increase in HP Don't know about MPG yet. Took 1 trip since installed 85 to 90 MPH on the Interstate 14 MPG ?