Denali CANsmart Splitter Cable Harley Use this CANbus Pass-Through when installing a Denali 2.0 Plug-N-Play CANsmart Controller on a Harley that has an existing aftermarket accessory that also plugs into the diagnostic port. The cable splits the diagnostic port allowing both the CANsmart and a second accessory to be connected to the bike's CAN bus. Features: Plug and play connectivity Enables a CANsmart Controller and fuel tuner to be installed simultaneously