Bosch MSA Box II Diagnostic Cable 

Commonly referred to as the Bosch MSA cable, MSA 2 cable, or even trackside as “that damn ABS cable,” is the essential diagnostic and calibration tool for professional motorsport teams. Designed by Bosch Motorsport as a cost-effective yet powerful communication interface, the MSA-Box II provides seamless connectivity between your PC and a race car’s electronic systems via Ethernet, K-Line, or CAN. With a simple USB connection, engineers and technicians gain reliable access for setup, calibration, and data communication across a wide range of Bosch systems.

Most notably, the MSA cable is imperative when working with Bosch ABS systems, making it a must-have in the paddock. Beyond ABS, it’s also widely used with PDMs, dashboards, and ECUs, ensuring compatibility and flexibility for multiple applications.

The Bosch MSA-Box II cable is trusted worldwide across top-tier racing series including IMSA, SRO, and WEC, as well as single-make championships like Porsche Carrera Cup, Lamborghini Super Trofeo, and Ferrari Challenge. Wherever Bosch electronics are in play, this cable is the link that keeps cars performing at their peak.

Whether you call it the Bosch MSA 2 diagnostic cable, the MSA II cable, or simply “that damn ABS cable,” there’s no denying it’s an indispensable tool in modern motorsport engineering.

Bosch Motorsport Part Number: F02U V00 327-03