Boise Police Department
"We saw our Chevrolet Impalas increase 3 miles per gallon. Thank you."
Certified Master Mechanic
"Tornado installed easily and improved fuel mileage."
Bobby, The CarClinic™
"In my 40-years living the automobile service life, I can't remember any automotive product that was so in-expensive and maintenance-free as Tornado Air and delivered such positive results."
Toyota Tundra Forum
"My sister swears by this saying it absolutely works. She bought my dad one and he said he noticed a difference too."