King Boxes G25-48RGB Quad 8" Front Fire Side Ported RGB Subwoofer Enclosure — 2007–2018 Chevy Silverado / GMC Sierra Crew Cab

Direct-fit quad 8" ported subwoofer enclosure with built-in RGB lighting, made by King Boxes for the 2007–2018 Chevy Silverado / GMC Sierra Crew Cab. Subwoofers are not included.

Features

• Vehicle-specific fit: 2007–2018 Chevy Silverado / GMC Sierra Crew Cab
• Holds (4) 8" subwoofers
• Front-firing, side-ported design
• RGB lighting controlled through a smartphone app

Specifications

• Subwoofers: 4 x 8" (not included)
• Tuning: 36 Hz
• Airspace: 1.7 cu ft