Bilstein 2019+ BMW Z4 / 2020+ Toyota GR Supra B1 Module - Active to Passive Susp. Conversion Kit

Bilstein B1 (Components) Active to Passive Suspension Conversion kits allow for non-electronic dampers to be installed on vehicles equipped with factory electronic damping systems. This kit is plug and play with the factory harness and eliminates the triggering of warning indicators caused by the removal of factory electronic dampers. Bilstein Active to Passive Conversion kits are specifically designed for each vehicle. All required components and instructions are included in the kit for easy installation.
Installation Instructions
Warranty