Reviewed By Duane M (Middletown, NY) Reviewed for a
—12/23/2011 12:50 PM
only had it installed for a day but seems to have given some added hp's don't know about mpg's
Reviewed By Jason B (COOKEVILLE, TN)
—4/4/2016 8:12 PM
Works well with my 2011 Silverado. Very easy to install and I went from 14mpg to 16mpg in town and it gave it noticeable more power.