Reviewed By christopher d (SALISBURY, MD) Reviewed for a 2007 GMC Yukon —12/5/2013 10:12 AM
Reviewed By Clayton S (Hampton, VA) Reviewed for a 2006 GMC Yukon —6/14/2012 5:48 AM
I was using this on my '10 Challenger and decided to put one on my wifes Yukon. Its a great addition and has helped increase fuel economy along with a Fitch Fuel Catalyst. So far we've seen a gain of 1 MPG, that's with mostly city driving.