Amazon.com: MTX TN8MS Terminator 8 Inch Micro Compact Amplified Subwoofer Enclosure for Small Vehicles with Class A/B Amplifier, Variable Bass Boost, External Bass Control, and Smart Engage Auto Turn On Circuitry :
XTL110P Powered Car Subwoofer Enclosure | MTX Audio - Serious About Sound®
MTX Car Subwoofer Package Selection Guide | MTX Audio - Serious About Sound®
95 Series 12" 2Ω Dual Voice Coil Subwoofer | MTX Audio - Serious About Sound®
MTX TNE212D 12" 1200W Dual Loaded Car Subwoofers Box & Planet 2000W Amp with Kit - Walmart.com