Another option I can't believe I never looked up before; Girodisc 380mm two piece front rotors:

http://www.girodisc.com/Girodisc-Fro...S6_p_6543.html

In typical Girodisc fashion, they are quite expensive at $1,300. They offer front and rear 2pc rotors for my BRZ for only $1450 for all four