Suzuki Performance 4-Cycle Synthetic Racing Oil is formulated for air or water cooled motorcycle engines. Suzuki full synthetic lubricant has been developed for high performance 4-cycle motorcycles and ATVs. Special formula helps prevent clutch slippage and reduces clutch sticking after cold starts.Meets or exceed API SF/SG/SH/SJ ratings with JASO MA requirements. Highly recommended for GSX-R, Hayabusa, LT-R450, LT-Z400 and RM-Z Models. See Motorcycle Owner’s Manual for specific oil viscosity recommendations.