VW Audi Blow Off Valve Spacer BOV TSI FSI TFSI Golf R Jetta A3 2.0T Diverter US Head Related Parts 5" flanged downpipe to bolt/clamp

5" flanged downpipe to bolt/clamp directly to it

It Fits: ALL B18c1 engines

T3/T4 Sidewinder Turbo Manifold K-Series K20 K24

B-Series Thermal Throttle Body Gasket

It just gives you another port to hook up a catch can

VW Audi Blow Off Valve Spacer BOV TSI FSI TFSI Golf R Jetta A3 2.0T Diverter US Head Related Parts 5" flanged downpipe to bolt/clampThis Atmospheric Blow off Valve Spacer is for 2. 0 liter TSI TFSI engines. The spacer is a pressure release system that can be used with the stock diverter valve to vent extra boost air into the atmosphere instead of sending it back into the engine's intake piping. The spacer is a great solution for open air venting, without converting over to a full blow off valve. Run it without worrying about a check engine light, as it is designed to circulate a