Quote:
Originally Posted by ImmortanJon
It's EU markets only as far as I understand. The US cars are much louder when you look at YouTube reviews. I Was chatting to a UK dealer today and apparently these OPF filters are now being fitted to the M5 too and he has one customer thinking about cancelling his order as a result.
Curse the meddling EU !
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All new m5 and m2 comp and m4 came with OPF filter, on m4 and m2 even carbon reductor was changed to metal one to fit OPF filter!