Great product
Reviewed By carlos b (BENBROOK, TX) Reviewed for a 2007 Chevy Silverado —1/28/2015 8:14 PM
This is the real deal folks. Works like a charm. Mileage has gone down about 1mpg but whi cares about that when it cures the AFM oil problem and all 8 cylinders are working as they should? A happy camper.