I started working on an all-in-one absolutely everything you need to know about flashing your ECU. Last week I got in touch with Merlin. If you read his guide to tuning an EVO you'll see what I was going for.
Anyway he's stepping up and making us one specifically for the 3/S using my disassembles and notes. This give me more time to ensure everything works as it should.![]()









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