BOV Supersonic Subaru -Blue Gauge The Dual Port provides a

The Dual Port provides a head-turning sound when the driver lets off the throttle while still routing air back into the intake

0″ Inlet Hose Adapter

you'll be able to improve your vehicle's power output and gain improved throttle response with Turbosmart's high-quality Blow Off Valve Flange Adapter

Multi Map using PCMTec Tuning software with 4 available maps per fuel type

The Dual Port is a 50-50 recirculation/vent-to-atmosphere valve for that classic vent-to-atmosphere sound at significant boost and quiet operation at low boost

BOV Supersonic Subaru -Blue Gauge The Dual Port provides aEasy to Install and Setup, Turbosmart Supersonic BOV. Preferred venting solution for serious street tuners and racers. Significant flow and an even bigger sound.