WRX & WRX STI TMIC Removal

These instructions work for the following models

Locate your stock bypass valve.
Using a pair of pliers, remove the return line from the bypass valve.
Remove the vacuum line from the factory bypass valve.
Using a 12mm socket with ratchet, remove the 2 bolts that hold the bypass valve in place and remove it from the car.

TIP: Make sure to keep an eye on the factory gasket behind the BPV. It can fall when you remove the valve and end up in difficult to reach locations!
Remove the bypass valve.
Remove breather tubes from intercooler. Dikes can be helpful when removing the metal clamps or zip ties.
Loosen the turbo outlet clamp using a screwdriver or appropriately sized socket (Typically 7-8mm) along with the (2) throttle body clamps using a screwdriver or 8mm socket.
Remove the two bolts holding the intercooler in place
Gently wiggle TMIC free from engine bay by sliding it back and then out. Be careful to not damage your windshield wiper cowl.

Customer Support Center