Maxima V-Twin 100% Synthetic Engine Oil is an ester based motorcycle oil engineered and approved to be used as a multicompartment. oil for H-D V-Twin engines, transmissions and primaries. Surface-active ester technology lowers operating temperatures, reduces wear, increases film strength and offers extended protection. Fits 99-present Twin Cam engines. Meets or exceeds all manufacturers specifications and will not void your new vehicle warranty. Includes:.4 quarts of Maxima V-Twin 100% Synthetic. 20W-50 Engine Oil. 1 K&N Wrench-Off Oil Filter: Black For Twin Cam.