Reviewed By alberto g (brownsville, TX) Reviewed for a 2011 Hyundai Sonata —9/3/2016 9:22 PM
Injen is awesome
Reviewed By Zach M (BOLINGBROOK, IL) Reviewed for a 2011 Hyundai Sonata —4/5/2014 3:13 PM
I'm just starting to mess with my car and this couldn't be a better starting point. Instant gratification (after you install it that is). Boost in torque is easily apparent. Not to mention I went from 26 average mpg to 29.5 !!! A must buy.