Saves gas. 1 bottle = 1 use. Improves quality of gas! Treats up to 21 gallons. Use regularly when you fill up. STP Gas Treatment Used Regularly Helps: Save gas by keeping fuel intake system clean; Boost cleaning performance of gas; Fight fuel line freeze, rust and corrosion by removing water. Choose the STP products that are right for you to help save gas & restore peak performance; save gas & restore power; save gas; maintain engine efficiency; restore power & fight engine knock. 100% satisfaction guaranteed. STP does not manufacture any private label products. Made in USA.
Pour entire contents into gas tank before or after fueling. One bottle treats up to 21 gallons of gasoline.
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