It will look very stretched. In fact, I had 275/35/19 PS2 on my 10.5 before. It looked sooo bad I bought 295/30/19 right away and sold the 275 at a loss. Just FYI.
2011 E92 M3 DCT
1991 Spec Miata
2008 E92 M3 DCT - KW Competition 2-way / Brembo 365 BBK / OMP ARS racing seats / rear seats delete / GT4 aero / AiM EVO4 data logger / SmartyCam racing camera
2008 E92 M3 6MT
2008 E92 335xi