Audiopipe TXX-BDC-II-15 15" 1800W Max Dual 4-Ohm DVC Double Stack Car SubwooferBRAND NEW AUDIOPIPE TXX BDC II 15 Audiopipe's Double Stack Composite Cone Subwoofer was designed to add BIG power to your car audio system! We listened to our fans, and created this series to feature 1800 watts peak power, increased voice coil ventilation, and a Kevlar Fiber Composite Non press Paper Cone with Texture finish for improved rigidity and performance. The newly designed powdered black paint aluminum basket with a composite glass fiber dust