Prepare to unleash a wall of bass with the In Phase BX46XT QUAD 6" Ported Subwoofer Enclosure, meticulously engineered to house four In Phase XT-6 subwoofers. Designed for maximum performance and impact, this enclosure delivers thunderous low frequencies that fill your vehicle with immersive sound.

Crafted with precision and attention to detail, the BX46XT features a ported design that optimises airflow and minimises distortion, allowing all four In Phase XT-6 subwoofers to reproduce deep, resonant bass with remarkable clarity and power. Whether you're listening to music, watching movies, or simply cruising down the highway, this enclosure ensures that every bass note is felt with visceral intensity.

Constructed from high-quality materials, the BX46XT is built to withstand the rigors of daily use while maintaining optimal performance. Its sturdy construction and robust design make it the perfect complement to four In Phase XT-6 subwoofers, ensuring that you get the most out of your car audio system.

With its sleek and modern appearance, the In Phase BX46XT QUAD 6" Ported Subwoofer Enclosure adds a touch of style to your vehicle's interior, while its compact size ensures easy installation in your trunk or cargo area. Elevate your car audio experience to new heights with the BX46XT and feel the power of bass like never before.

Upgrade your car audio system today with the In Phase BX46XT QUAD 6" Ported Subwoofer Enclosure and experience bass that moves you. Immerse yourself in the ultimate sound experience on the road and enjoy every beat with precision and clarity.

You can also stack these boxes in case 4 subwoofers are not enough!

High Quality Carpet
The Soot Black carpet has high grade fibres commonly found in industrial carpet used in offices and schools, whilst maintaining a soft to touch texture. This compliments the expert box design to go with it.

MDF Like No Other
The box structure is fabricated from high density MDF that has similarities to high end laminate floors. Made for performance without compromise. Enjoy tight bass in your car with a proper made box.

Binding Post
The binding post is made from high quality plastic will metal terminals plated with a gold finish.

Padding
Instead of loose and unstable sounding bass, you can have softened bass that sounds amazing thanks to the synthetic filling.

Slot Ported
The slot port allows bass waves to travel further giving a much louder effect.