ACDelco Gold (Professional) Automatic Transmission Filters are a high quality alternative to Original Equipment (OE) parts. These filters help capture abrasive particles such as metal shavings or debris caused by the transmission operation, preventing them from entering or blocking fluid flow that may cause damage to the transmissions internal components. They deliver efficient filtration and outstanding fluid flow to and from your vehicles transmission. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.