![GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience](https://mm.jbl.com/dw/image/v2/AAUJ_PRD/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwe5f861ca/GT-BassPro_002-1_dvHAMaster.png?sw=537&sfrm=png)
GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience
![Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics](https://m.media-amazon.com/images/I/41UjkRHna6L._AC_.jpg)
Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
![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/6fe5c2f50876f6895102f2cfdc67289c526d33d9.jpeg)
JBL GT-BASSPRO12 - Superior 12 Inch Ported Powered Car Subwoofer - Amplified sub boxes - Online Car Audio & Stereo Store
![JBL GT-12BP 1200W 12" GT Series 4-Ohm Loaded Ported Bandpass Subwoofer Enclosure with Red LED Illumination JBL GT-12BP 1200W 12" GT Series 4-Ohm Loaded Ported Bandpass Subwoofer Enclosure with Red LED Illumination](https://images.sonicelectronix.com/images/2803717/big/gt12bp.jpg)
JBL GT-12BP 1200W 12" GT Series 4-Ohm Loaded Ported Bandpass Subwoofer Enclosure with Red LED Illumination
![GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience](https://kh.jbl.com/dw/image/v2/AAUJ_PRD/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwf77822e9/GT-BassPro_003-1_dvHAMaster.png?sw=537&sfrm=png)