Alpine S2-SB12V Halo Series 12" Linkable Ported Subwoofer Enclosure

Harmony Audio Competition Dual 12" Loaded Sub Box 6000W SPL Subwoofer | Vented HA-ML121 Enclosure With Twin 12 Inch Woofers, Extreme Bass For Car

Loaded Dual 12" Sub Box Enclosure With Amp Fits 1993-2002 Chevy Camaro | Complete Bass Package, 12 Inch Subwoofer Design, Built For 93-02 Coupe,

Wet Sounds Stealth AS-10 Marine Powered Subwoofer - Sealed Enclosure With 10" Sub And 500-Watt Amplifier

Alpine W12S4 Bassline 12 Inch Car Audio Loaded Subwoofer Stereo Bass Single Sub Box Enclosure 250 Watt RMS 4 Ohm

Q Power Q Bomb Series 15" Dual Ported Subwooferspeaker Enclosure | Vented Sub Box Chamber Design With Black Bed Liner Spray Finish, Car Audio Sound

Qpower QBOMB12VL Single 12-Inch Vented Subwoofer Box | Black Bedliner Finish, 1.8 Cu Ft Airspace, Tuned To 43 Hz, With Spring-Loaded Terminal