For Mazdaspeed 6. Allows HKS BOV to bolt on to the stock BOV location.
Blow off Valve adapter allows you to easily mount the HKS BOV to the Mazdaspeed 6 stock location on the Top Mounted Intercooler. For atmospheric use by ordering the additional billet plug for the stock inlet pipe or recirculation use by ordering the additional recirc adapter to route back into the intake pipe. Does Not Include BOV.