Auto attachment is a term used to describe the various components that can be added to a car. The most common auto attachments are a MAKER, TAG, crat, and roofrack. A MAKER is a device that is used to make a car more efficient or powerful. A TAG is a small device that is attached to the car to identify it. A crat is a device that is used to secure items to the roof of the car. Finally, a roofrack is a device that is used to store items on the roof of the car.