![JBL GT-BASSPRO12 - Superior 12 Inch Ported Powered Car Subwoofer - Amplified sub boxes - Online Car Audio & Stereo Store JBL GT-BASSPRO12 - Superior 12 Inch Ported Powered Car Subwoofer - Amplified sub boxes - Online Car Audio & Stereo Store](https://www.customsounds.com/uploads/products/aab977b2b5d4d6a15e60cd377a54aba30d2ab33e.jpeg)
JBL GT-BASSPRO12 - Superior 12 Inch Ported Powered Car Subwoofer - Amplified sub boxes - Online Car Audio & Stereo Store
![Amazon.com: JBL BassPro SL 8-inch 125W RMS Powered Under-Seat Compact Subwoofer Enclosure System (250 watts RMS: 125 watts) : Electronics Amazon.com: JBL BassPro SL 8-inch 125W RMS Powered Under-Seat Compact Subwoofer Enclosure System (250 watts RMS: 125 watts) : Electronics](https://m.media-amazon.com/images/I/719WFEozeXL.jpg)
Amazon.com: JBL BassPro SL 8-inch 125W RMS Powered Under-Seat Compact Subwoofer Enclosure System (250 watts RMS: 125 watts) : Electronics
![JBL GT Bass Pro 12 vs. Rockford Fosgate P300 12 - Battle of Powered Subwoofers - Decibel Results!! - YouTube JBL GT Bass Pro 12 vs. Rockford Fosgate P300 12 - Battle of Powered Subwoofers - Decibel Results!! - YouTube](https://i.ytimg.com/vi/-lUsmGzayIQ/maxresdefault.jpg)
JBL GT Bass Pro 12 vs. Rockford Fosgate P300 12 - Battle of Powered Subwoofers - Decibel Results!! - YouTube
![JBL BassPro Hub | 11" (279mm) Spare tire subwoofer with built-in 200W RMS amplifier with remote control. JBL BassPro Hub | 11" (279mm) Spare tire subwoofer with built-in 200W RMS amplifier with remote control.](https://mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw1618a181/pdp/Basspro_hub_lifestyle2.png)