2007-2008 G35 4Dr 3.5L/08-13 G37 2Dr 3.7L excl IPL/09-13 G37 4Dr 3.7L V6 Black Cold Air Intake by Injen (SP1997BLK)

SP Series Intake System:

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.