For the 2022 model year, the Civic Si flaunts 200 horsepower and 192 pound-feet (260 Nm) of torque from a 1.5-liter turbo engine mated to a six-speed manual transmission with rev-matching technology.
Right after baselining the Civic Si, the peeps at Hondata decided to upgrade the 1.5-liter turbo engine with a FlashPro tune. The ECU interface that connects via the OBDII diagnostic port is currently ...