Injen SP Series Intake System for the 2012 + Honda Civic Si

Injen SP1579P Injen SP Series Intake System for the 2012 + Honda Civic Si

The Injen SP Series Intake Systems Feature:
- Patent Pending MR Technology Process for Optimal Gains and a Safe AF 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 Worlds First Tuned Intake System.