Pitching the stock differential out from under a GM car in favor of a 9-inch Ford has always been the best way to step up the drivetrain for drag racing. Since the price of used 12-bolts has ...

The summer sun is heating up, and towing anything under it is sure to get the temperatures churning in your truck’s drivetrain. Our ’04½ Chevy Duramax 2500HD often tows a trailer close ...

It’s no secret that when a manufacturer builds a vehicle, it’s actually nothing more than a series of compromises. Engineering wants one thing, but production demands another, legal something else, ...

We all like to keep our vehicles in good mechanical condition, and one of the easiest ways to keep our cars running their best is to service the vital fluids at the proper intervals. The lubricants in ...

Follow the BMW 1M project in this fifth installment, focusing on the installation of a Quaife ATB differential. We highlight the benefits for handling, traction, and performance, showing how this ...