Optimize your Land Rover Defender 90 or 110’s engine performance with our range of Engine Control Units (ECUs). The ECU is the brain behind your vehicle’s engine management, controlling fuel injection, ignition timing, and emissions for smooth and efficient operation. John Craddock Ltd. offers genuine and aftermarket ECUs designed specifically for various Defender models and engine types. Our units meet or exceed OEM standards to ensure reliable performance, improved drivability, and compliance with emissions regulations. Whether you’re upgrading for better control or replacing a faulty unit, our ECUs provide dependable engine management that keeps your Defender running at its best on every journey. With decades of Land Rover expertise, John Craddock Ltd. is your trusted supplier for advanced engine control components tailored to your Defender’s needs.