If you have the optional sport bucket seats and planning to install 6-point race harnesses, then you will need this bracket. Without any modifications, this bracket bolts directly to the seat and keeps the harnesses at the proper 10-20 angle regardless of the seat position.

Features
provides mounting location for sub-belts at the proper 10-20 angle regardless of the seat position
precision cnc laser cut and bent from one piece high carbon steel for superior strength
stylish design with laser cut bbi logo and durable satin black powdercoat finish
attaches to seat assembly using factory mounting points with all hardware included
compatible with Porsche 991 GT3 and 981 Cayman GT4 models equipped with sport bucket seats
made in the usa