Mounting parts

Intake suction kit

Impression

The explanation is that it has the effect of reducing intake resistance and improving throttle response, so the change was made.
It's true that the acceleration from low RPM has improved.
Perhaps the response has improved, but the transition from 1st to 2nd gear feels smoother.

Masa from Yamaguchi Prefecture

Vehicle model: Axela Model: BM5FS Grade: 15S