L7R 10" Vented Loaded Truck Enclosure 2 Ohm Peak Power 1000 Watts SubwooferKicker L7R 10" Vented Loaded Truck Enclosure 2 Ohm Subwoofer 1000 Watts Peak Power Thick MDF Construction RMS Power 500 Watts KICKER's square sub technology features patented ribbed corners, UniPlate solid pole piece and backplate, and injection molded SoloKon cone technology joining the cone to the vented back brace. You get up to 20% more volume compared to a round driver, so you move more air and get more bass! Our engineers used reinforced MDF