Dyna Programmable Ignition for 1999-2003 H-D Carb TwinCam88The TC88 2P is a single fire, fully PRE programmed performance ignition with 16 programmable advance curves and 8 Rev limiter settings. All functions feature full digital accuracy and full J1850 compatibility with all stock devices. Coil compatibility from stock to performance (less than 1 ohm resistance). Coil current is constantly monitored to provide constant full spark energy. Utilizes all stock sensors, stock OE connectors and the stock OE