AMSOIL Formula 4-Stroke@ Marine Synthetic Motor Oils are certified by the National Marine Manufacturers Association (NMMA) for use in four-stroke outboard motors.
These new Formula 4-Stroke® Marine Oils are the finest quality in synthetics, formulated for the especially unforgiving working conditions of marine environments.
AMSOIL Formula 4-Stroke@ Marine Synthetic Motor Oils hold up through the powerful mechanical activity of constant, high RPM operation to deliver to your engine the ultimate viscosity protection.
AMSOIL Formula 4-Stroke® Marine Synthetic Motor Oils are specially fortified with a heavy treatment of highly developed additives that guard motors against rust, wear, and deposits, and these oils outshine the competitors in both intense horsepower situations and extended full-day trolling conditions.
Still skeptical? AMSOIL Formula 4-Stroke® Marine Synthetic Motor Oils satisfy the warranty requirements of four-stroke outboard motor producers.
Whether you’re looking for better performance, better fuel economy, or a cleaner engine, AMSOIL Marine Synthetic Motor Oils are the right products for your four-stroke outboard motor needs.