An Engine Aftertreatment Wiring Harness is used to organize individual wires into a single unit to efficiently transmit electrical power and signals using connectors and terminals. The wiring harness protects the cable assembly from abrasion, extreme temperatures, moisture, dust, and other factors.Attributes:• Provided with standardized connectors and color-coded wires, making it easier to identify and troubleshoot electrical issues• Provided with Varflo covering to help protect against electrical shocks, short circuits, and interferenceApplications:An Engine Aftertreatment Wiring Harness is used to securely route the wires and cables used to connect the key switch input, 5-volt sensor supply, monitor, engine control, 8-volt sensor return, 5-volt return from engine control module, inlet air temperature, data link, aftercooler temperature, and air filter restriction.