Elevate your H-D motorcycle Evolution or Twin-Cam engine's performance with the Motul Twin Oil Change Kit, trusted by the pros. Proudly made in the USA, this kit includes 4 liters of Motul Twin 20W50 Motor Oil, the official lubricant of MotoAmerica King of the Baggers, engineered through racing for ultimate performance and protection. It also features 1 quart of Synthetic SAW 75W90 Gear Oil, an API GL-5 rated lubricant designed to provide superior lubrication and handle high shock loads in Big Twin transmissions, and 1 quart of Synthetic Primary Oil, which ensures outstanding grip for wet clutches, preventing slippage and extending the life of components. Additionally, the kit includes a premium black oil filter with a hex nut for efficient filtration, along with 3 O-rings, a Motul shop rag, a disposal funnel, and a crankcase plaque. Please check your vehicle manual for specific capacities to avoid overfilling.