CRC 06142 PhaseGuard 4 Ethanol Fuel Treatment is a revolutionary new fuel additive that provides the maximum protection available for E10 to E85 fuel and helps prevent phase separation, the #1 cause of ethanol fuel related problems.

CRC PhaseGuard4® protects all gas-powered 2- and 4-cycle engines from corrosion, cleans the entire fuel system, stabilizes fuel and restores power and mileage potential.

1 oz treats 10 gallons for in-season protection.
1 oz treats 5 gallons for storage.
Stabilizes fuel for 12+ months.
Size: 16 oz.