Kicker 8" Thin Down Firing Subwoofer & Passive Radiator Enclosure 48TRTP82Down Firing 8" CompRT 2 Ohm Enclosure Model: 48TRTP82 Fitting perfectly under your truck seat or in the trunk, ultra efficient TRTP Down Firing Loaded Enclosures deliver huge bass without taking up needed cargo room. They come loaded with a passive reFLEX subwoofer and CompRT active sub that provides extremely low bass. Bass In Any Space The TRTP 8 inch Subwoofer Enclosure is the easiest way to get great bass under your seat, in your cargo area or in