When the air is vented into the atmosphere, the sharp blow-off sound emphasizes the existence of the SQV by the unique high frequency of the
HKS SUPER SQV IV.
Changing the material of the charge pipe from the resin (at the stock) to the aluminum improves the durability and reduction of the airflow
resistance. (see Fig.)
The combination kit including the suction return kit is available for exclusive use in the vehicle equipped with one of the stock air
cleaners, HKS Carbon Racing Suction, or HKS Cold Air Intake.
Note - This kit is for the vehicle having the HKS Carbon Racing Suction or HKS Cold Air Intake.