there are several of us who run NT-01's 275/35/18's quite successfully on our M3 's.
I also have the Arc-8 ET-25 wheels and have no problems with them with this combination. Enjoy.
Don't run any spacers on them either.
2011 e92 M3 Monte Carlo Blue ESS 535 - gone but not forgotten
2015 cayman GTS - new toy
2006 SLK 55 AMG sold