Plug and Play CANbus Exhaust Gas Temperature Kit, for Holley EFI.Introducing the Holley EFI 8 Channel CANBus EGT Kit. Exhaust Gas Temperature data is critical information when your engine tune up is on the ragged edge. Knowing the exhaust temperature of each cylinder can help you identify potential horsepower left on the table, or pin point any weak links in your max effort race engine. You can also use this data to quickly identify a potential ignition misfire, or stuck injector! The included sensors are designed