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- Sat Sep 20, 2014 10:34 am
- Forum: General Chat
- Topic: Evo 5 rallycar: Can I replace my GEMS ECU with an OEM ECU?
- Replies: 1
- Views: 13511
Evo 5 rallycar: Can I replace my GEMS ECU with an OEM ECU?
Hi I am new to Evos, and pretty new to engine management systems. I recently bought a -98 Evo 5 RS rallycar. Left hand drive and in pretty good shape. It is currently mapped for racefuel and runs very well, allthough pretty rich. But I assume that is quite normal for a rally car built for going full...