Gulfstar 4T Speed is specially formulated for the high performance demands of motorcycles. Supreme quality lubricants specially designed to ensure good protection for the engine, wet clutch and gearbox used by all 4-stroke motorbikes .The wet clutch system, high RPMs and temperatures, and metals found in motorcycles require special properties for proper performance and protection. Application: Recommended for all types of 4-stroke motorcycles of manufacturers including Honda, Suzuki, Yamaha, Kawasaki etc.