Total scam-if it were that great, the automakers would be installing them OEM.
I saw it on T.V., it only increased gas mileage by 3%.
Same here. I saw it on Trucks! and it was a minimal gain. Not worth the price IMO.
You need to be a member in order to leave a comment
Sign up for a new account in our community. It's easy!
Already have an account? Sign in here.