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HKS SSQV4 BOV w/ Return Kit Black
Subaru STI 2008-2021
Features & Product Details
RallySport Direct proudly carries quality performance products from the pioneers of the sport compact industry, HKS. They are one of the pioneers of aftermarket performance products!
This is the HKS Black Edition SQV4 Sequential BOV. This is the grandfather of blow-off valves with its flagship sound that remains to be one of the most effective blow-off valves in the aftermarket.