Today on our 2006 Acura TL, well be installing the Tow Ready T-One Connector, part number 118489. First well need to open up the rear cargo door. Then well be removing the rear threshold. To remove the rear threshold, well go ahead and clip open the spare tire access door, and then using a trim tool or flat-blade screwdriver, get underneath the threshold, and pull up popping it free from its… see more >