The Bully Dog Sensor Docking Stations offers an unparalleled glimpse into the health of your vehicle. This accessory for the GT and the watchdog product lines makes it easy to install aftermarket automotive sensors onto your vehicle and display those sensor values on your GT or Watchdog. The docking station supports a multitude of different sensor types including exhaust temperature, pressure sensors, oil pressure or boost, speed sensors, and temperature sensors. This Docking Station comes with one Pyrometer.