Replacement Part Numbers: 11658662676, 8662676, 116-5-8-662-676Wide Vehicle Compatibility: Fits for 2017-2021 BMW M240i/xDrive (F22/F23); 2016-2018 BMW 340i/xDrive (F30/F31/F34); 2016-2020 BMW 440i/xDrive (F32/F33/F36); 2017-2019 BMW 540i/xDrive (G30); 2016-2019 BMW 740i/xDrive (G11/G12); 2018-2019 BMW X3 M40i (G01); 2019 BMW X4 M40i (G02); and 2018-2019 BMW 640i/xDrive Gran Turismo (G32). Critical Fitment Note: Exclusively for vehicles with the first-generation B58A (B58M0) engine. Not for B58TU (Technical Update) engines found in later models.Precision Electronic Control & Restored Functionality: This is an electronic actuator that uses an integrated motor for precise wastegate adjustments commanded by the DME. It resolves common failure symptoms including loss of power, limp mode, excessive smoke, and check engine light with underboost/overboost fault codes (e.g., P0299). Features an upgraded design to address premature failures in original actuators.Plug-and-Play Installation: Direct bolt-on replacement with factory electrical connector. Professional installation is highly recommended. After installation, a wastegate adaptation procedure must be performed using a compatible BMW diagnostic tool (e.g., ISTA/D, INPA) or advanced OBD scanner to ensure proper calibration and prevent boost-related issues.Quality Assured: Built with durable materials and rigorously tested to ensure reliable, long-lasting performance. Weighs approximately 0.785 kg (1.73 lbs). If you encounter any issues during shopping or have questions about compatibility, please contact us promptly through Amazon Buyer-Seller Messaging.