Maxima V-Twin 100% Synthetic Engine Oil is an ester based motorcycle oil engineered and approved to be used as a multi compartment 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 enginesMeets or exceeds all manufacturers specifications and will not void your new vehicle warrantyIncludes:4 quarts of Maxima V-Twin 100% Synthetic 20W-50 Engine Oil1 ProFilter Wrench Removal Premium Oil Filter: Black (PF-171B)1 Drain Plug O-Ring