Daytona Twin Tec DTT-1009-IH External Ignition Module w/Single Plug for IronHorse 04-07 Models

* Wide timing advance adjustment range accommodates stock to highly modified engines

* Digitally set RPM limit (100 RPM steps from 3,000 to 9,900 RPM)

* Full support for J1850 data bus used for communications with instrument cluster and turn signal/security module (TSM/TSSM)

* Compatible with aftermarket tachometers

* Built-in data logging. Stores last 30 minutes of engine operation

* Extensive diagnostics

* Optional USB interface and software for custom programming and data analysis.

* Billet aluminum housing with black anodized finish

* Easy plug-in installation