An inline transmission filter is an aftermarket part that some enthusiasts choose to install on their rides. Here's how to ...

For all of its complexity, the automatic transmission has been almost forgotten in the oil filtration department. For many of its 70-plus years, minimal filtration was considered "good enough." No ...

It’s no secret that trucks are built to work hard, and it’s no surprise that parts eventually wear out. Case in point: our 4R70W automatic transmission. With 200,000 miles on the clock, the ...

Because we use them every day, the operation of a car seems simple, but a car is a very complex machine. One of the most complex systems in the typical vehicle is the automatic transmission. This ...