TurboSmart Dual Port Blow Off Valve Black Subaru 2002-2007 WRX / 2004-2020 STI

Easy to install and setup, the Subaru Dual Port features sequential ports for quiet operation on mild boost and full performance at full boost. SUPPLIED WITH:Blanking Plug, Yellow Spring rated -22 to -20 InHg (installed), Replacement Oil Breather Hose and Fittings, and a Gasket. Subaru Dual Port can only be run in either Dual Port or Plumb back configurations due to design of the factory return hose. IMPORTANT EMISSIONS NOTE: This product does not have a CARB EO #; it is not legal for sale or use in CA on pollution controlled motor vehicles. This is intended as a "Race Only" product to be used solely for competition. It's use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization; any other use including recreational off-road use, may be a violation of local, state and federal laws. It is the buyer's responsibility to verify legal use of this product for the intended application and use