Everything you need to begin direct injector cleaning and decarbonizing. Includes OTC7448A Fuel Injection Cleaner Canister which provides you with a heavy duty stainless steel container for years of service Manual showing all the information you need to work on virtually all vehicles manufactured between 1997 - 2013 in the US Includes a spring lock coupling adapter, several quick connect and banjo fittings, as well as a decarbonizing adapter for throttle plate/manifold cleaning.