It has a strong presence from a unique blow-off valve sound produced from a sequential valve structure.

open to the atmosphere

with suction return kit

• HKS changed the intercooler charge pipe for the outlet side to the casting aluminum-made pipe compared to the resin-made stock ones. This prevents expansion or damage to the pipe due to age deterioration.
• Coordinate your engine bay stylishly with the presence of the SQV IV at the front of the engine.
• Using the provided suction return hose meets the automobile inspection in Japan.
• The kit allows using the combination use of the stock air bypass valve without any cancellation when installing the SQV IV.

■Sound volume when the air is vented into the atmosphere

Mounted Blow-off Valve	Revving (Inside of the car)	Revving (Outside of the car)	During driving (Inside of the car)	During driving (Outside of the car)
HKS SUPER SQV IV
NORMAL

Vehicle	Model	Engine	Model Year	Body Color	Suction Return Kit	Code No.	Manual	Remarks
GR YARIS	GXPA16	G16E-GTS	20/09 -24/03	SSQV4 (Silver)	〇	71008-AT020		Includes a recirculation hose. The vehicle made after April 2024 has not been confirmed.