GrimmSpeed 02-07 WRX Top Mount Intercooler - Manual (Page 3)

3. First, begin by removing the three (3) 10mm screws holding your valve cover
breather hard lines to the factory TMIC. Optionally, pop the hardline out of
the hose on the driver’s side and pull it out of the way.
Figure 3: Remove OEM radiator stay brackets
4. Next, remove the two (2) 12mm bolts holding the TMIC to its brackets on
either side of the engine bay.
Figure 5: Removing 12mm bolts
Disconnect hardline
Remove 12mm Bolt