Reviewed By Michael M (ROUND ROCK, TX) Reviewed for a 1999 Chrysler LHS —3/21/2013 8:17 AM
Car was running leaner, no loss in power and I noticed my gas milage go up by at least 3mpg.
Reviewed By Phillip D (Gloucester, VA) Reviewed for a 2007 Toyota Tacoma —1/12/2015 1:54 PM
They perform perfectly in my daily driver, most notably a slight hesitation that my truck has always had is gone. I haven't noticed a big difference in fuel economy probably due more to the winter blend fuel! COME ON SUMMER!