Get $200 Off the Garmin Catalyst! This racing tech from Garmin offers virtual coaching in real time and showing a calculated optimal lap. Go faster in each corner, with audio instructions, so you can keep your eyes up at all times. This is a stark contrast to existing systems which only provide feedback after a corner or after your session. The Garmin Catalyst uses your measured optimal lap to guide you to your personal maximum performance, rather than the performance of a professional racing dr