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The HKS Super SQV4 Black Edition blow‑off valve kit (FL5) is a finished replacement SQV4 for turbocharged systems that need the FL5 configuration. Offered in a blacked finish, this kit supplies the SQV4 valve solution to provide controlled pressure relief for turbo systems and is intended for installations that specify the SQV4 FL5 variant. Confirm compatibility with your turbo plumbing before ordering.
HKS SUPER SQV4 FL5 - Black Edition
