This throttle body is precisely compatible with part numbers 53032849AB and 5139073AB. It is manufactured to original factory standards, ensuring smooth opening and closing, easy installation and direct replacement. It is corrosion-resistant, high-temperature resistant, and operates stably, helping to improve engine combustion efficiency and overall vehicle performance. Notice： 1. We accept your return or exchange without any reason. If you are not satisfied with the purchased product, you can return it for a refund or exchange. 2. Please check the picture and model before purchasing, and compare the position to avoid making a mistake. 3. If you have any questions, please contact us via email first. Perhaps we can help you resolve them. Thank you very much ！