PERRIN 15-21 Subaru WRX Cold-Air Intake w/Heatshield - Black YMM_2017_2026_Audi_Q5_FY The internal valving is calibrated

The internal valving is calibrated to match the original equipment specifications

and detailed instructions are included to guide you through the setup process

Individual height adjustment

creating problems in certain circumstances such as up-hill starts

PERRIN 15-21 Subaru WRX Cold-Air Intake w/Heatshield - Black YMM_2017_2026_Audi_Q5_FY The internal valving is calibratedThe PERRIN 15 21 Subaru WRX Cold Air Intake with Heatshield in black is a high performance intake system designed to enhance engine efficiency and power output. Manufactured by Perrin Performance, this cold air intake replaces the factory airbox and intake tubing with a precision engineered setup that improves airflow and reduces intake air temperatures. The system features a durable heatshield to isolate the intake from engine heat, ensuring cooler,