The 2016-2017 Tundra 5.7L Engine Computer 89661-0CQ21 OEM ECM is a bolt-on engine control unit designed for easy installation in the front of your vehicle. Made of aluminum and manufactured by Toyota, this ECU requires programming for setup. It comes with instructions and software, and has a 3-year manufacturer warranty. With a height of 5 inches, width of 8 inches, and weight of 4 lbs, this ECM is a genuine OEM part for your Tundra, ensuring reliable performance and compatibility with your vehicle.
