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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
6" diameter air filter bottom measurement
15" (80mm) piping diameter
The GD WRX and STI's EJ205 and EJ207 engines are capable of serious power with the right supporting modifications
while the relocated blow-off valve and stainless steel intake pipe make blow-off valve ventilation more audible
HKS Super SQV4 Blow Off Valve - 2008-2014 Subaru WRX Subaru-STI-2004 6" diameter air filter bottomHKS Super SQV4 Blow Off Valve 2008 2014 Subaru WRX Sequential Suction Valve Technology The HKS Super SQV (Sequential Suction Valve) is developed through HKS's turbocharger engineering program a company that builds complete turbo kits understands what happens at the compressor inlet. The SQV4 uses a sequential valve mechanism that provides smooth boost response across the full pressure range, protecting the compressor wheel from surge and improving
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