Originally Posted by mikey-WRX
Impreza WRX's are recirculating bov? Did I read the original post correct saying running a atmospheric bov is safe? Pretty sure I misread that...
technically its a bypass valve because it is fully recirculating.
is it safe? well its not "un safe", but it will most likely make your car run like ****. it wont blow up, but it'll suck to drive.
is the noise worth that?