Go Fast Bits GFB 02-07 WRX / 04-10 STI TMS Respons Blow Off Valve Kit - T9003 $332.00 $298.80 If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. By adjusting the venting bias to suit the car you can achieve a blow-off sound without having to put up with... Add to Cart
Turbosmart Turbosmart BOV Supersonic Subaru -Black - TS-0205-1316 $359.94 $323.95 When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart products quickly... Add to Cart
Turbosmart Turbosmart BOV Supersonic Subaru -Blue - TS-0205-1315 $359.94 $323.95 When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart products quickly... Add to Cart
Turbosmart Turbosmart BOV Plumb Black Subaru -Black - TS-0205-1216 $366.61 $329.95 When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart products quickly... Add to Cart
Turbosmart Turbosmart BOV Dual Port Subaru-Black - TS-0205-1016 $377.72 $339.95 When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart products quickly... Add to Cart
Turbosmart Turbosmart BOV Dual Port Subaru-Blue - TS-0205-1015 $377.72 $339.95 When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart products quickly... Add to Cart