Turbosmart Dual Port Blow Off Valve Blue Subaru 2008-2014 WRX by Save $37.77 $377.72 $339.95 SKU TS-0205-1009 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add To Cart Easy to install and setup, the Dual Port features sequential ports for quiet operation on mild boost and full performance at full boost. SUPPLIED WITHBlanking Plug, Gasket.