The TurboXS Type H Hybrid Blow off valve is ideal for Mass Air Flow (MAF) metered cars that want some noise but don't want the problems associated with venting to atmosphere.
The Hybrid Type H is CNC machined out of billet aluminum and is specifically designed with high boost applications in mind. This BOV mostly recirculates until high boost pressure where it is vented to atmosphere as well. This help to reduce altering the MAF readings.
This valve requires a vehicle specific mounting flange, sold separately