Reviewed By Andy L (Orchard Park, NY) Reviewed for a 2007 Chevy Tahoe —11/2/2010 11:25 AM
The sound is great and performance is awesome. I have K&N cold air intake and power programmer to go with it. does anyone know how to improve the MPG using the power programmer? my fuel efficiency seems to have gone down after i installed all of the after-market parts.