Upgrade your Mazda 3's performance with our Plug-N-Play reprogrammed Transmission Control Module. Designed for easy installation, this module comes with the necessary programming required for immediate enhancement of your vehicle's transmission system. The Manufacturer Part Number LFAE189E1E matches various reference OE/OEM numbers for a seamless fit, ensuring compatibility and reliability. Crafted in China, this Transmission Control Module boasts a 1-year manufacturer warranty, providing peace of mind with its quality assurance. Whether you're looking to replace a faulty module or fine-tune your car's performance, this TCM is a practical choice for drivers seeking efficiency and durability.