Perrin 2015+ Subaru WRX Cold Air Intake

Increase horsepower and style under your hood. The PERRIN Cold Air Intake (CAI) system uses proper MAF alignment and tubing size, which are crucial for maintaining safe air-fuel ratios and preventing knock and check engine lights that plague competitors.   Adds 10-20hp Adds 10-20ft lb tq No ECU tune required Material CNC Mandrel Bent Aluminum Finish Powder coat Filter Type Foam In the box: (1) PERRIN Intake (1) Foam Filter (1) PERRIN Heatshield All necessary hardware for installation Warranty & Instructions