Garmin catalyst is a device that shows immediate session analysis for areas where you can improve, which helps to optimize your driving sessions. EBS Racing offers the best quality Garmin Catalyst for cars that mounts in the cockpit to gather your performance data and provide real-time audible coaching. It displays the best lap time, the number of laps, adaptive delta time, session time, reviews in-depth performance data, and many more. https://www.ebsracing.com/Garmin-Catalyst-Driving-Performance-Optimizer