We are Grateful for YOU! Upgrade your Ford Mustang's performance with the genuine 3.8L Engine Control Module, designed to ensure your vehicle runs smoothly and efficiently. This OEM ECU, with part number 3R3A-12A650-TA, is a direct replacement for your car's existing module, promising compatibility and reliability. It comes with a 90-day manufacturer warranty, providing you with peace of mind in your purchase. The module requires programming to function properly, which ensures a personalized setup for your vehicle's unique specifications. This engine control unit is not a universal fitment, emphasizing the importance of compatibility checks and professional installation for optimal performance.