MasTrack OBD-II Port Replicator Cable Installation DUPLICATE YOUR OBD-II PORT -Replaces original OBD port -Allows for discreet placement of OBD tracker -Supports all standard OBD II protocols The replicator cable will keep your tracker completely out of sight while allowing you to have two working OBD-II ports. This is extremely useful for anyone who needs to hide their tracking device or always have an available port, while the other is in use. For more information visit www.MasTrack.com