So far Michelin PS2 RFT only offer in 18" on Tirerack, but you could go with Conti as well.
14 F30 335i Melbourne Red
13 E93 M3 Melbourne Red
12 E93 Space Gray ( Retired BMW buy back )
2006 E90 ( sold ) 09 E82 Space Gray ( sold )
My next vehicle would be a Zamboni