WARNING: This page is about a different car, the 2012 Subaru Outback and 2012 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
Install in the reverse order of removal.
NOTE:
Use a new gasket.
Tightening torque:
EGR valve
19 N.m (1.9 kgf-m, 14.0 ft-lb)
EGR pipe
6.4 N.m (0.7 kgf-m, 4.7 ft-lb)
Fig 1: Identifying EGR Pipe, EGR Valve And Cylinder Head With Screws