GYTR ECU SET for STK (TCS/LIF off) R6 RJ27
By using this ECU with kit wire harness, it is possible to adjust the amount of fuel injection, ignition timing and etc. This ECU is for STK (SuperStock). TCS / LIF function can not be used. CD-ROM, software manual and kit manual are included in this set. From 2019 kit , The manual is only for English and Japanese. [CHANGE FROM 2018] Improved SPEED SHIFT. [IMPORTANT] For STK:All the specs related to the engine need to be STANDARD spec.