Zestek Racing Boss Kit - Subaru

Zestek Racing steering wheel boss kit for Subaru. Vehicle-specific aluminum adapter that bolts to the steering column so a Zestek SCX/DRX hub can mount to it. Required for SCX/DRX hub installation.

Fitments: GR86 (2018+) / WRX/STI.

Source: Zestek Racing USA catalog listing, October 2026. Confirm fitment for your application before ordering.