American Stereo Masters is committed to providing excellent products and services in the line of custom or pre-fabricated box. Custom boxes are made with the highest standard in material and service. Our pre-fabricated boxes are made with the highest quality by GROUND SHACKER boxes, these boxes are 100% made in USA. We carry boxes for every vehicle make and model. Please call for details.

At American Stereo Masters we are proud to carry GROUND SHACKER Custom Subwoofer Boxes. These boxes are great addition to any car. These boxes will give you the extra boost of bass you’re looking for while taking up only wasted space in your vehicle. We also stock And Build Custom Designed Car Subwoofer Enclosures that will fit into a huge range of vehicles. These boxes are constructed 100% made in the USA from high quality MDF Wood and have Carpet finish matching the car interior. Our MDF custom enclosures are extremely high quality and can be dropped into a almost any popular vehicle, they also have a price that is unbeatable.

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