Remove the restricting stock blow off valve and replace it with this direct Bolt on upgrade for the stock EJ20 Blow Off Valve.
Subaru WRX (MY01 - MY07)
Subaru STI (MY01 - MY15)
Subaru Forester Turbo (2005 - 2007)
- (Black) so the cops dont notice it as soon as you open your bonnet
- 3 BOVs in one.
The Stealth Dual Port BOV can be easily coverted in just minutes to vent to the atmosphere (full atmospheric), Or recirculating back into the air intake (Full Pumb Back), or best of both worlds, atmospheric & plumback at the same time (Hybrid), all done with the blanking plug supplied.
- NO adapters required for Quick and easy fitment, The Dual Port Type 5 Blow-Off Valve 0205-1015 inspired Dual Port Blow Off Valve with the bolt on OE design plumb back fitting is specifically built for Subaru engines for a perfect fit
- Designed for street to high performance applications it features sequential ports for quiet operation during normal driving on mild boost and full flow benefit performance under full throttle at full boost. In a matter of minutes can be converted to a full atmospheric or Hybrid BOV for racers and serious enthusiasts who want to be noticed, The Supersonic setting provides superior flow performance with the famous “supersonic” sound.
- Like all our valves, it relieves compressor pressure surge caused by changing gears or backing off
- Designed for street to high performance applications Purpose built to bolt on the WRX Maximum flow and maximum noise
- No adapters required Quick and easy fitment.
- 3 in one BOV with trumpet and OE design plumb back fitting
- Blanking Plug
- High Quality Gasket