Injen 06-09 Civic Si 2.0L 4Cyl. Coupe & Sedan Black Short Ram Intake

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 ... Short Ram Air Intake System; Incl. Tubing/Filter/Hardware/Instruction; w/MR Technology; HP Gains +8.5 HP/Torque Gains +7.0 ft. lbs.; Black; SP Series Short Ram Intake Honda 06-11 Civic Si 2.0L 4Cyl. Coupe/Sedan w/MR Technology