Turbosmart Kompact Plumb Back BOV Focus ST BMW -9/16"-18 (-6AN) O-ring port plug

-9/16"-18 (-6AN) O-ring port plug (x2)

improved performance under heavy braking conditions and street car friendly characteristics

H&R Race Springs will provide over-the-top race ready performance and appearance

VW Golf GTI MK4 1

Turbosmart Kompact Plumb Back BOV Focus ST BMW -9/16"-18 (-6AN) O-ring port plugThese Turbosmart Kompact recirculation blow off valves feature a plumb back system that recirculates all excess pressure back into the intake system. They offer more versatility, OEM fitment, better structural integrity than a stock BOV, and superior airflow for better performance. These Turbosmart Kompact recirculation blow off valves are the perfect way for enthusiasts to gain all of the benefits of a quality BOV without drawing unwanted attention.