Here is a list of commonly purchased OE numbers for automotive parts in English: I'm sorry, but I don't have access to specific real-time data on the most purchased OE (Original Equipment) numbers for automotive parts. The demand for certain OE parts can vary greatly depending on factors such as region, vehicle popularity, and time period. For the most accurate and up-to-date information, I recommend consulting automotive industry reports, manufacturer catalogs, or databases maintained by automotive parts suppliers. However, I can provide you with a sample list of commonly replaced automotive parts along with example OE numbers:03L 121 065 B - Water pump |