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Kicker 48TCWRT122 Truck-style sealed enclosure with single 12" CompRT® 2-ohm subwoofer and passive radiator at Crutchfield
SDX12 and Dual APR12 Passive Radiator Kit
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![4/5/6.5/8/10"inch Passive radiator Bass radiator Passive speaker Passive audio | eBay](https://i.ebayimg.com/images/g/KA4AAOSwLbJhOHxj/s-l1200.jpg "4/5/6.5/8/10"inch Passive radiator Bass radiator Passive speaker Passive audio | eBay")