How Do You Install A Blow Off Valve On A WRX?
Blow off valves are used with turbocharged engines to prevent compressor surge. When the compression builds up in the turbocharger, the blow off valve releases the excess air into the atmosphere. Many car enthusiasts also install blow off valves because they give off a cool “whoosh” sound. Disconnect both of the battery cables. Remove the old blow off valve. Disconnect the two hoses by unclipping the attached clips and removing the gasket with the socket. One hose is for the throttle assembly and the other is for the turbocharger. Locate the steel vent piping that is attached to the front of the intercooler and disconnect it. Slide the blow off valve out of the engine bay. Install the new blow off valve in its place of the old one. Use the supplied bolts from the hardware kit that came with the blow off valve. Reuse the gasket from the old blow off valve when installing the new blow off valve to the intercooler. Reconnect the hoses to the throttle assembly and the turbocharger Reconnec