Search for removal tool similar to the Norton's one came up with several links which probably were the actual mcafee website, but without knowing for sure (domain was slightly different) I trust majorgeeks to have a legit link.....
|MG| McAfee Consumer Product Removal Tool 6.0.152.0 Download
A straight uninstall might not get an AV cleanly removed so it's best to check for a manufacturer's removal tool prior to attempting to install another AV or you might bugger up the system because of incompatibilities.
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