The V-Twin Engine Oil Change Kit includes 4 Quarts of Maxima V-Twin Full Synthetic 20w50 Engine Oil and a Black HiFloFiltro HF171B Premium Oil Filter. Maxima V-Twin Full Synthetic is an ester based full synthetic motorcycle oil engineered to lower operating temperatures, reduce wear, increase film strength and offer extended protection. Features a regenerative polymer system to resist mechanical shearing and heat breakdown for exceptional viscosity retention, with the Ultra-clean additive package to keep your engine clean, protect against sludge and allow for trouble-free operation. HiFloFiltro Oil Filters are constructed using the worlds highest quality materials available, with test results proving a 28 percent longer service life than OE and leading competitor brands. Fits: Harley Davidson All Twin Cam Motorcycles (Electra Glide/Ultra, Street Glide, Road King, Softail, Dyna) 2000-2015.