Kicker 40CWRT671 6-3/4" CompRT67 Sub 300W 1 Ohm DVC Shallow Mount Car Subwoofer True shallow-mount subwoofer great for compact cars or even motorcycle saddlebags Inverted-bumped back plate and bumped top plate for full voice-coil clearance and excursion Injection-molded polypropylene cone and tough Santroprene surround that interlocks with front gasket Dual pair of spring-loaded wire terminals custom-designed for shallow mount Weather-proof for outdoor powersports applications