Everything needed for a complete oil change featuring quality Twin Power lubricants and filter. No more shopping around for oil change supplies, Twin Power has all your lubrication needs covered in this conveniently packaged kit. Specially formulated to protect American V-Twin motorcycle engines Meets or exceeds all O.E.M. specifications Special additive package that extends engine life Boosts performance by allowing the engine to run cooler Protects your ride against corrosion, sludge and varnish build-up Meets or exceeds all manufacturer's warranty criteria Big Twin kits include 20W-50 Oil, Primary Fluid, 85W-140 Semi-Syn Transmission Fluid, and a Chrome Oil Filter. Sportster kits include 20W-50 Oil, Gear and Chaincase Lube, and a Chrome Oil Filter.