Motorcycles are often driven aggressively and in stop-and-goconditions. This scenario increases engine heat, especially during hotweather. Elevated heat breaks down mineral oils, reducing their abilityto protect against wear. For maximum performance, motorcycle ownersneed a motor oil designed to resist extreme heat; guard against wear;and provide smooth, confident shifts. AMSOIL 100% Synthetic 4TPerformance Motorcycle Oil is formulated for the high temperaturescommon to air-cooled V-twins, aggressively driven sport bikes and dailydrivers operating in the most severe conditions. It delivers the confidenceand security that come with outstanding protection and performance.