Automotive

Fuel System Cleaner
Guaranteed to Pass Emissions

Howes Fuel System Cleaner will dissolve combustion chamber deposits, including those on piston tops, intake/exhaust valves and at the end gas region. It also removes carbon deposits on the injector tips without using expensive machines.

Howes Fuel System Cleaner increases power, performance and fuel economy while eliminating hesitation and ping! In fact, Howes Fuel System Cleaner works so well, we guarantee your vehicle will pass the State Emission Test after just one treatment. See details on bottle.

Gas Conditioner Plus
Lowers Engine’s Octane Requirements

Howes Gas Conditioner Plus lowers your engine’s octane requirements, avoiding the use of higher octane fuel which contains more harmful solvents. More motorists are switching to lower octane (and less expensive) gasoline and adding a bottle of Howes Gas Conditioner Plus to every tankful, saving approximately $.20 per gallon. Howes Gas Conditioner Plus extends injector life and increases mileage and performance.