it use together with Microtech LT10s ... it replace the OEM igniter. If you using others Standalone ECU and using stock igniter , you can replace it with this X4 also .
For the Original ECU , I not sure can use this X4 or not.
Ferrari has finally unveiled the drop-top roadster version of their 599 that will make its public debut at Paris in a weeks time and is limited to only 80 units...