First you need to generate a CSR request. Proceed to the form at the link below to request your CSR and Private Key from HostGator:https://secure.hostgator.com/generatecsr.php
If you have not yet purchase an SSL certificate
purchase the required certificate from ServerTastic
Follow the invite link you receive once you have completed your purchase and paste in the CSR supplied by HostGator. Complete the SSL order process as per the instructions for your certificate.
Once you have completed your SSL order you will receive your SSL certificate via email. You need to supply this SSL certificate to HostGator via the form below:https://secure.hostgator.com/installssl.php
Make sure you include the intermediate certificate when requested. This is included in the same email as your SSL certificate.
HostGator may make a charge for installing SSL certificates.