Custom made to fit Rockford Fosgate T1

Take your Rockford Fosgate subwoofers up a notch with the Proline X enclosures built to maximize your T1 subwoofer performance. These enclosures are built to spec, making sure each enclosure has the right airspace for your subwoofer. All of these enclosures are ported, carpeted with plush premium carpet.

Proline X Professional enclosures have the option to upgrade to "level two" which includes laser engraved acrylics with the subwoofer manufacturer's names. 

Why Proline X?

Proline X relies on over 30 years of industry experience and leadership to create high-quality subwoofer enclosures. Based in Northern California as a subsidiary of Audio Intensity, Proline X products are American-Made and a veteran employer.

Enclosures are CAD optimized, precision CNC cut, and assembled by hand with stringent quality control throughout assembly to completion. You won't find better boxes for the price anywhere.

Why Rockford Fosgate?

The Power Series subwoofers builds on innovative new Rockford Fosgate technologies. Built for cars and trucks, these bad boys have patented VAST technology that increases surface cone area up to 25% so they perform like a much larger woofer. The new FlexFit basket not only looks the part but it provides extreme flexibility for extreme installations. Clean, high tech and ready to set off car alarms.