If you cater to the track day crowd, the Anthon R GPS Chrono with ideal lap time calculator has got the goods that are sure to get their attention. It boasts a digital tachometer with LED bar, GPS speed display, double hour meter, speedo and shift lift. Looking for more? How about optional water temperature, wheel speed, suspension and throttle add-ons. Check out all the bells and whistles at www.starline.com.