SeaFoam ST20 SUV & Truck Motor Treatment

Help your engine equipment run cleaner and last longer with Sea Foam products. Sea Foam was born with a focus on safe and effective products that help keep all types of gas and diesel engines running their best. Trusted by mechanics since 1942, Sea Foam represents a rich tradition of vehicle and outdoor enthusiasts, DIY equipment owners, and all sorts of people who love or depend on engines.

ADD TO GAS OR DIESEL FUEL

Pour Sea Foam in your fuel tank to clean and lubricate your entire fuel system. A cleaner engine starts easier, runs smoother, and lasts longer!

ADD TO CRANKCASE OIL

As an oil system treatment, Sea Foam cleans harmful residues and deposits that can restrict oil flow and engine lubrication.

STABILIZE STORED FUEL

Sea Foam helps stored fuel resist evaporation, preserve ignition vapors, and prevent gum and varnish formation. Stabilizes up to two years!