AVBLEND is the only product of its kind to be approved by the FAA for aircraft piston engines. Its flight-proven performance has given peace-of-mind to airplane pilots and mechanics for decades. As it soaks into metal, AVBLEND helps provide peak combustion performance, prevent rust and premature wear and reduce dry-start damage. Hall of Fame Aerobatic Pilot, Sean Tucker does not fly without AVBLEND. Click here to read his story.