magento site redirects parameter query string and removes query -- 2

Our website is redirecting parameter query string requests, so its affecting our tracking. This only happens when its the first time loading a url, so you have to keep changing the id to test it: http://bossustore.com/ps4-playstation-4-slim-500gb-refurbished-a?gclid=tester1234 youll notice when you click it, it removes the query parameters.