DS3 Synthetic Engine Oil – 20W-50 – 1 U.S. gal

This full synthetic oil can be used in all three cavities of a Harley-Davidson® V-Twin, including engine, transmission and primary; With our selective additive package, this oil yields exceptional viscosity, stability and lasting antioxidation qualities that cannot be derived from conventional base oils; The synthetic base oil provides significantly better protection than conventional oil in high-temperature, air-cooled engines; This fluid is extremely shear stable so the oil will stay consistent even with gear and engine forces; Extreme pressure additives protect gears and other engine parts; Long-lasting protection against engine wear; Outstanding protection against sludge buildup; Excellent sealing characteristics providing maximum power output; Meets all warranty performance criteria for Harley-Davidson® engines and does not void new vehicle warranties; Made in the U.S.A.