Came here to learn about Z1 rotors, and got sucked into the internet drama!
On serious note, RacingBrake is a bit out of my price range, so will be going with Frozen Rotors for my Z. Its not 2 piece, however everyone say they last a long time.
Wish these Nismo 2 piece fit Akibono brakes
https://www.z1motorsports.com/brake-...s-p-47120.html