This HENGST FILTER oil cap, part number HG112H D843, is specifically engineered for automatic transmission systems. It provides a reliable and durable seal, crucial for preventing the loss of transmission fluid and protecting the internal components from contamination. Crafted with high-quality materials, this cap is built to withstand the demanding operating conditions of an automatic transmission. Its precise fit ensures easy installation and a secure closure, giving you peace of mind that your transmission is properly protected. Regular maintenance and the use of quality replacement parts are essential for the longevity and optimal performance of your vehicle's automatic transmission. This HENGST FILTER oil cap is a direct fit, designed to meet or exceed original equipment specifications.