The rear engine mount is connected with two bolts.

You will need a 19mm wrench and a 17mm socket on a ratchet or breaker bar.

At first glance, it looks like you'll need to remove the front pipe in order for the bolt to slide out, however with a bit of wiggling you can get it out.

Begin by loosening both mount bolts. Remove the 17mm bolt at the rear.

Using the 19mm wrench, loosen the front bolt so that it lies inside of the mount. It should not be threaded into the bracket. It is ok if it touches the front pipe a little.

Use a prybar and pry the front of the mount downward. This will give you enough room to pull the bolt out past the front pipe.

Once you have the bolt out, you can remove it altogether. Pull the mount forward to slide it out.