Yamaha Original OEM Yamalube 10W40 4T GP RACING Spec Full Synthetic Oil LUB-RS4GP-FS-14 Includes: (2) Quarts and Xfinder Sticker Extreme anti-wear/ anti-frictional properties (for superior performance while minimizing overall power loss) High thermal resistance in extreme racing and other severe environments High-performance full synthetic oil designed for on and off-road racing applications to maximize performance and durability High-performance full synthetic oil designed for on and off-road racing applications to maximize performance and durability. Blended with advanced additives to maximize engine power and enhance overall clutch/ shifting performance. Extreme anti-wear/ anti-frictional properties (for superior performance while minimizing overall power loss). High thermal resistance in extreme racing and other severe environments