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The HKS SSQV4 return-style blow-off valve kit is specified for Mitsubishi Evolution 7–9 (CT9A/CT9W) applications, providing a piston-style dump valve for turbocharged intake systems. The SSQV4 kit vents excess boost and can improve throttle response and sound characteristics when installed on compatible Evo turbo plumbing as a bolt-in turbo outlet component.
HKS SSQV4 RETURN KIT EVO 7-9 CT9A/CT9W
