The Injen SP Series Intake Systems Feature the Patent Pending MR Technology Process for Optimal Gains and a Safe A/F Ratio. The Injen SP Series Intake System does not limit itself to just a Cold Air System or Short Ram System. The MR Technology process has its effects on both types. The Injen SP Series Intake is The World's First Tuned Intake System 

This Intake uses a Superweb Nano Dry Filter (X-1058BB), this is a high performance cotton gauze filter that has a built in velocity stack. You will see an additional 8 hp gain and an additional 10lbs of torque..