In today's post, we'll be taking a look at the OTC 6604 Transmission Fluid Fill Adapter. This product is a required tool to fill or add fluid to the 5R55W automatic transmission used on 2003-newer Ford Explorers. Essentially, it's a quick and easy way to top off your transmission fluid levels without having to remove the entire transmission pan. Let's take a closer look at the features and benefits of the OTC 6604 Transmission Fluid Fill Adapter. The first thing you'll notice about the OTC 6604 Transmission Fluid Fill Adapter is that it's very easy to use. It comes with clear, step-by-step instructions that make it quick and easy to get the job done. It's also very affordable, making it a great option for those on a budget. In terms of features, the OTC 6604 Transmission Fluid Fill Adapter is made from high-quality materials that are designed to withstand the rigors of use. It also comes with a built-in filter that helps to keep your transmission fluid clean and free of debris. So, what are some of the use cases for the OTC 6604 Transmission Fluid Fill Adapter? Well, it's primarily designed for use with 2003-newer Ford Explorers. However, it can also be used with other vehicles that use the 5R55W transmission. If you're in the market for an easy and affordable way to top off your transmission fluid levels, then the OTC 6604 Transmission Fluid Fill Adapter is a great option to consider. It's easy to use, comes with a built-in filter, and is very affordable.