Importing a PST file into your Outlook 2013 will add a static archive to the left side of your Outlook program, and allow you to view emails associated with the PST file.
1. Click the File tab in the top left side of your Outlook program.
2. Click Open and Export, and then click Open Outlook Data File.
3. A browse window will open, browse to your PST file, select it and click OK.
4. Your PST file will now appear as a Outlook Data File in the left side of your Outlook. You may now browse emails in this Data File.