Reviewed By David R (JACKSONVILLE, OR) Reviewed for a 2000 BMW 3-Series —2/6/2017 10:58 PM
Easy to install, great performance, great sound! Love it!
Reviewed By Zachary L (Peyton, CO) Reviewed for a 2014 Chevy Silverado —3/18/2017 1:57 PM
I don't really notice an increase in horsepower considering it's only 10 HP at around 5000 RPM but there is a definite increase in gas mileage. I went from around 17-18 MPG to over 19. I'm pretty impressed.