Alpine Subwoofer Enclosure

RT/Obcon is unsurpassed in quality with Quad Lock Re-enforced Joint construction. The Quad Lock process stands up to high power high output subwoofers like Alpine is known for. All RT/Obcon boxes are U.S. made with U.S. 3/4" MDF (medium density fiberboard).

Boxes for Alpine Type -R / Type-S / Type X Series Subwoofers*

Dual Enclosures:

Single Enclosures:

*check volume/specs to verify application