Dual Port BOV For Subaru WRX 2002-2007& STi 2002-2019 Blow Off Valve Twin-Turbo this rear diffuser features a

this rear diffuser features a sleek and aggressive profile that improves airflow and reduces drag

Full-Length Adjustable Design – set ride height while retaining full suspension stroke

Function: Corrects suspension geometry

and rubber hoses that commonly crack

RGB LEDs professionally installed

Dual Port BOV For Subaru WRX 2002-2007& STi 2002-2019 Blow Off Valve Twin-Turbo this rear diffuser features aThese units are fully adjustable and can operate under any of the following main conditions: Fully venting off to the atmosphere (AKA Supersonic) Fully Recirculating (AKA Plumb back) 50 50 (Half & Half) If you have any questions on how to set the BOV up for any of the above conditions, please do not hesitate to ask. THESE BLOW OFF VALVES ARE FULLY ADJUSTABLE AND CAN BE SET TO YOUR SPECS!