The in Šenkýr Motorsport Performance & Racing Center developed BMW M2 Competition Trackday Evo" has various performance modifications and is considered one of the fastest M2 Competition in the trackday scene...
The good piece has been supported since day one by our LB28XX (2.8kg) with OEM adapter plate (0.4 kg), which fully replaces the heavy OEM starter battery and thus saves a whopping 20 kg compared to the standard solution:
