I'm running a K&N set up, found this web site and found it interesting, although I will not change this I will more than likely run the AC DELCO on all my other cars & trucks.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .