Hondata FlashPro for 2016-2021 Civic and 2022+ Civic 1.5T 2017-2020-Honda-Civic-Si *Thermostat housing not included*

*Thermostat housing not included*

so there were already a lot of features we knew we wanted to include in this unit

the correct shifter cable angle geometry

Everyone has an opinion on what makes a shifter great

Hondata FlashPro for 2016-2021 Civic and 2022+ Civic 1.5T 2017-2020-Honda-Civic-Si *Thermostat housing not included*Why FlashPro Should be your first modification. FlashPro is by far the most critical modification you will make. Many aftermarket parts claim to add horsepower and torque to your car immediately, but the only way to get everything out of the parts you buy is to get the car tuned. If you plan on getting other performance mods like a cold air intake or exhaust, you will want FlashPro to get the maximum performance from your new parts. Hondata FlashPro