Brey Krause R-9283 Seat Side Mount Adapter - BMW F8x, Large Width 1980 Maximum Power for Track-Ready Performance:

Maximum Power for Track-Ready Performance: For drivers aiming for the highest power output

Sound solutions warranty not applicable for this simple performance part

Designed with the racetrack in mind

Featuring PFC’s 08 Compound—known for smooth initial bite

Hawk HB651Z

Brey Krause R-9283 Seat Side Mount Adapter - BMW F8x, Large Width 1980 Maximum Power for Track-Ready Performance:The Brey Krause R 9283 Seat Mount is a unique direct to floor mount that fits the driver or passenger side of BMW F8x 3 Series Sedans and Coupes (including the M3). The R 9283 works with wider width side mounting seats with a measurement at the side mounting point of 435 460mm. The lightweight bracket is designed to bolt directly to the floor of the car using the factory BMW seat mounting hardware, eliminating the heavy sliding mechanism, and