What is everyone's definition of a 'track day', i.e. how much time is spent on track? So we can make sure we are comparing wear correctly.. A track day for me is 3-4 20 min sessions in a given day - is that about what the norm is?
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2019 G30 M550i
GBNF:
2021 G80 M3, 2019 F90 M5 Competition, 2016 F80 M3, 2014 F22 M235i
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