Loaded Sub Boxes Filter Sort × Filters In Stock Availability In Stock Price $50-$100 (1) $100-$500 (6) $500 and above (2) RMS Power 200-500 (3) 500-1000 (1) Peak Power 500-1000 (3) 1000-2000 (1) Size 12" (6) 15" (3) Voice Coils Dual 2 Ohm (1) Single 2 Ohm (3) Mounting Depth 7-9.99" (1) Over 10" (7) Sensitivity 87.3dB (1) 87.dB (1) 88.2dB (1) 91.2dB (1) × Sort Options SKU: A-ZSKU: Z-A Price: Low to HighPrice: High to Low Least PopularMost Popular Sort by: SKU Sale Price Popularity Harmony Audio HA-RS15 Car Stereo Rhythm Loaded 15" Vented 900W... $159.95$279.99 (1) Harmony Audio HA-RD12 Car Rhythm Loaded Dual 12" Vented 1200W ... $229.95$404.99 (1) Harmony Audio HA-RS12 Car Stereo Rhythm Loaded 12" Vented 600W... $114.95$204.99 (1) Harmony Audio HA-FT12 Car Stereo Flatline Loaded 12 Truck 800W... $95.95$169.99 Harmony Audio HA-ML2X12D1 Universal Dual 12" Monolith Series S... $749.95$1,314.99 Harmony Audio HA-C1X12D2 Universal Single 12" Carbon Series Ve... $289.95$509.99 Harmony Audio HA-C1X15D2 Universal Single 15" Carbon Series Ve... $349.95$614.99 Harmony Audio HA-C2X12D4 Universal Dual 12" Carbon Series Vent... $529.95$929.99 Harmony Audio HA-RS15 15" Vented 900W Loaded Enclosure with Ha... $299.95$524.99