This is an ester-based semi-synthetic motorcycle oil specifically formulated for V-twin engines. Surface-active ester technology lowers operating temperatures, reduces wear, increases film strength, and offers extended protection. An advanced polymer system resists mechanical shearing and heat breakdown of the oil, offering unsurpassed viscosity retention. Ultra-clean additive package keeps engines clean, protects against sludge, and allows for trouble-free operation. Meets or exceeds OEM specifications.