HKS 71008-AF015B Blow-Off Valves SUPER SQV4 Black Edition (return kit incl.) for SUBARU WRX S4 (FA20) ymm_23 Each system is built from

Each system is built from premium T-304 austenitic stainless steel for performance and durability

thermistor

Note: This air filter is intended for use in motorsport and may not comply with road traffic regulations

By increasing the rebound force via the adjustment wheel body movements are reduced

BMW M4 GT4 (2023-)

HKS 71008-AF015B Blow-Off Valves SUPER SQV4 Black Edition (return kit incl.) for SUBARU WRX S4 (FA20) ymm_23 Each system is built fromHKS Super SQV (Sequential Blow Off Valve) uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low boost to high boost. Its Pull Type relief design ensures stable operation regardless of the amount of boost pressure. The Super SQV will support new generations of turbocharged vehicles. Now available in new color body and upper part painted with glossy black paint and funnel