GREDDY E-MANAGE ULTIMATE FOR 15500501Brand GREDDY Product Number 15500501 Compatible Car Product Description Compatible Engine:. Greddy e manage ultimate is well known as sub computer and it is enhanced to handle the wide range of control item and large volume of data It can control fuel injection volume, so it can handle large volume injector, and it can be connected to crank angle sensor and cam angle sensor so it can display spark angle. And it can log much shorter sampling time than