Originally Posted by OptionZero

Spl for sure. Z1 has known failures, less adjustability.

In the rears you need camber arm, traction arm and EITHER the mid-links or toe arm:

If you run true type coilovers (spring wrapped around damper) you get the toe arm

If you run OEM type (spring separate from damper) you get the mid links.

This is all explained on their website

Also, you want their eccentric bolt lockout kit. Since your adjustments will be done with the arms you no longer want the factory eccentric bolts in the back to slip