Reviewed By Steve B (Frankfort, IL) Reviewed for a 2012 GMC Sierra —9/24/2014 2:56 PM
I just love it installation was a pice of cake it also makes the duel exhust sound grate
Reviewed By David R (Troy, NH) Reviewed for a 2012 GMC Sierra —4/20/2014 3:12 AM
Tire correction took 2 tries to get it right but fuel economy and shift firmness is great. I have 285/70/17 which is equivalent to a 33x11.50 and fuel mpg is a little better than stock tires but 3 mpg better than last year with these tires with out programmer. Very happy and very easy to install.