Changing your car speakers is usually a fairly straight-forward task. Speaker manufacturers and many retailers have extensive databases showing what size speakers fit into the speaker locations of specific vehicles. In some cases, however, there is no information available. Perhaps the car is too old, or it may be an unusual or obscure model. If this is the case, you’ll need to measure the existing speakers to see what will fit into your vehicle.

How to Measure Car Speakers for Replacement - 13