Gumout Gas Treatment - 6 oz.

Oxygen sensor safe; Safe for use in turbocharged and supercharged vehicles; will not void OEM/ manufacturer's warrenty; Add entire bottle to nearly empty gas tank, then fill up with 21 gallons of gasoline; For best results, do not refill tank until near empty; Use every fill-up; Prevents rust and corrosion as well as, gas line freeze; Best for improved gas quality.