Tuesday, August 11, 2020

Honda Civic 1.8i Keihin 37805-RNH-R520

 Firmware for Honda Civic,


engine: 1.8 petrol,


control unit: Keihin,


software version: 37805-RNH-R520,


in the firmware, the catalyst is disabled (Euro 2), the UPC valve and chip tuning is made with an increase in power and torque. Remove the connector from the lower oxygen sensor. The flow of the application.

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