These 3-pulley Subaru kits, include replacement crank, alternator and power steering pulleys, and the required belts. These sets are under-driven, which reduces the parasitic losses from the driven accessories, resulting in more power. Their light weight aids engine response, giving better acceleration and a more free-revving feel.Colours available: red, blue, or silver.Part # 2010: MY03-current (MY04-current in the US) Impreza, Forester, Liberty/Legacy (all turbo and non-turbo models).