Just in case some of you wondered what a MTX Jackhammer looks like... ($15000 price tag) : r/CarAV
S6512-44, THUNDER500.1, and Vented Enclosure Bass Pacakge | MTX Audio - Serious About Sound®
22" 369 lb JackHammer #subwoofer with TA series #amplifiers and RoadThunder subwoofers taking over the area … | Car audio installation, Car audio systems, Car audio
TM-SN32 32" Troublemaker Subwoofer – DS18 Audio
MTX Jackhammer Series 22" Subwoofer – G2 Dynamics, LLC
MTX Jackhammer Series 24" Square Subwoofer – G2 Dynamics, LLC