They seem pretty easy to get in zone 8 I know one that is ready to go at a local shop and possibly two.

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DISCLAIMER: I'm not an engineer, I just play one on the internet.

BBI Under-Drive Pulley | BBI Roll-Bar
BBI Brake cooling package | GT3 Lower control arms
GT3 Front Sway bar | Tarett Rear Sway bar
Tarett Drop links Front & Rear | Tarett Rear Toe arms
Quaife TBD | Nitto NT-01s | PASM Springs