Auto Meter DL1040U DashControl Grey OBDII Display Controller Simply plug the DashControl into your vehicle's OBDII port to install 100 percent warranty friendly and completely reversible by simply removing the device from the vehicle Customization of display pages and warnings is done using a Windows PC Display nearly any parameter - Water temp, trans temp, selected gear, intake temp, manifold pressure, MPG, estimated HP/TQ, ignition timing, and many more Improve on factory performance alerts by programming on screen text messages for alarm points and combine with a trigger to activate the vehicle's audible chimes for a fine tuned display that's specific to your driver displays Add up to two additional analog sensor inputs for those couple additional engine parameters you may want to see that are not readily available on the factory CAN bus network Great alternative to add-on instruments and displays, that won't affect the vehicle's interior appearance (or attract thieves) while keeping the driver's line of sight clear and dash space open Ideal for 'sleeper' projects and track days