Join the elite with the only pre-tuned Cold Air Intake system: The Injen SP2115. If you’re in the market for the best tuned air intake system anywhere, you should be looking into the only patented “”MR step-down process” that tunes your intake to factory air/fuel ratios. The SP2115 will outperform and devour the competition with its 12HP and 12ft/lbs of Torque. In addition, Injen now offers the all new Injen/AMSOIL Ea nano-fiber performance dry filter (no oil required). Don’t fall for a cheap knock off! Buy the original, Injen Technology: The Worlds First Tuned Air Intake System.