JBL Stage 1010 10" component subwoofer at Crutchfield
Amazon.com: JBL Stage 1010 10" Car Audio Subwoofer : Electronics
JBL STAGE 1010 subwoofer 25cm 250mm 10" diameter single coil 4 ohm 225 watt rms and 900 watt max for boot lid and 89 db spl, 1 piece : Amazon.nl: Electronics & Photo
How to make 1 cuft 10" Powered Subwoofer _ DIY Build - YouTube