18 Inch Subwoofer Boxes

High-Performance Design for Unmatched Bass

The Proline X 18-inch Subwoofer Box Collection exemplifies superior craftsmanship and advanced engineering. Each enclosure is CNC cut for precise dimensions and handbuilt to ensure durability and optimal performance. The ported design enhances low-frequency response, providing powerful and clear bass. Made from high-quality MDF and featuring internal bracing, these subwoofer boxes minimize distortion, offering a seamless audio experience for serious audiophiles.

Engineered for Audio Excellence

Proline X enclosures are tailored for a variety of 18-inch subwoofers, making them versatile for different audio setups. The meticulous construction process ensures each box meets exacting standards, delivering consistent, high-quality sound. These subwoofer boxes are designed to maximize your subwoofer’s potential, transforming your vehicle’s audio system into a powerhouse of deep, resonant bass. Perfect for those who demand precision and excellence in their car audio systems.