Big Bottle treats 320 gallons. Use in marine engines, atvs, RV, generators small engines and new cars and trucks as well as classics.safe for all gas engines and blends of fuel 2 or 4 stroke. Safe for catalyst converters and O2 sensors preserves rubber and plastic in fuel systems from the negative effects of ethanol in fuel and doubles spark plug life.

Brand: usa fuel service
Manufacturer Part Number: gas shock
Country/Region of Manufacture: United States
UPC: 895049002067