Amazon.com: JBL GTO Series Premium 6 x 8 Inches Co-Axial Speakers Pair with Patented Plus One Woofer Cone, Silk Dome Tweeters - Set of 2 Bundled with Earbuds : Electronics
JBL GTO Series GT120 12" 4-ohm Subwoofer at Crutchfield
JBL GT-BassPro12 | 12" Loaded/Powered Subwoofer System
JBL GT-12BP 12" Bandpass Enclosure with JBL Club-A6001A 600 Watt Amplifier and Stinger Wiring Kit - Walmart.com
GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience
Old School JBL Power GT Series GT152D 15" Subwoofer 300W UNTESTED | eBay
Old School 90's JBL GT Series GT122 140W-280W Single Voice Coil 12" Subwoofer | eBay
JBL GT-BassPro12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield
Campaign Price Reduced!JBL GT-BassPro12 | Built in AMP Sub Woofer Speakers | Croooober
GT5-A402 - JBL 240-Watt 2-Channel GT5 Series Power Amplifier