This is a factory Subaru OEM battery terminal sensor. When a battery current sensor goes bad, it can lead to inaccurate readings, increased power consumption, and even Check Engine light conditions and weird gauge cluster behavior due to improper voltage. It's essential to replace a malfunctioning sensor to maintain system performance
Fits 2015-2021 Subaru WRX and 2018-2020 BRZ/Toyota 86.