If you’re on the market for the best tuned air intake, you should be thinking of the power of MR Technology combined with Air Fusion from Injen Technology. The only patented technology that offers dual tuning capabilities that corrects air/fuel ratios and short/long term fuel trim levels. The SP1915 will outperform and devour the competition with its 6HP and 7ft/lbs of Torque. In addition to the only tuned air intake, Injen now offers a race inspired filter, the all new Ea nano-fiber performance dry filter (no oil required). Don’t fall for cheap knock-off! Buy the original, Injen Technology: The World’s First Tuned Air Intake System!