The Injen Short Ram IS series intake systems are a traditional under hood intake system which is placed in the stock location of the factory air box system under your hood! Each of these Injen Short Ram IS series intake systems are built from 6061, T-6 aluminum alloy material to ensure the lightest design as much as possible. All systems are certified or pending to be certified. All systems are certified or pending to be certified by the California Air Resource Board and backed by Injen Technology's limited lifetime warranty!