Prevents engine knock and stalling. Cleans fuel injectors and intake valves. Increases engine power and gas mileage. Reduces octane level requirements to allow quick starting and acceleration. Dissolves varnish, gum and sludge deposits to reduce emissions and smoke. Reduces carburetor deposits, icing and stalling. Formulated with synthetic injector lubricants to reduce friction, fuel consumption, injector wear and prevent redeposition of deposits.