4x JBL GT5-10D 10" Dual Voil Coil 4-Ohms CAR AUDIO 275 Watts Sub Woofers 2 Pairs | eBay
JBL GTO938 - 6" x 9" 3-Way Full Range Speakers | Pacific Stereo | Pacific Stereo
JBL GTO1202D Grand Touring 12" Dual 2 ohms Subwoofer GTO 1202D #1077 Great Used Condition | Reverb
JBL Grand Touring Series GTO1004D 10" subwoofer with dual 4-ohm voice coils at Crutchfield
Club 1024 | 10" (250mm) and 12" (300mm) car audio subwoofers
JBL GTO1202D Grand Touring 12" Dual 2 ohms Subwoofer GTO 1202D #1076 Great Used Condition | Reverb
JBL GTO Series GT100 10" 4-Ohm Subwoofer at Crutchfield
GT5-10D | 10 inch Dual Voice Coil Subwoofer
JBL Power P1020D 10" Dual 2-ohm Component Subwoofer at Crutchfield
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 GTO1014 10" Single 4 ohm GTO Series 1400W Car Subwoofer
JBL GTO Series Premium 450 Watt 5.25 Inch Component Car Speaker System Set of 2 - Walmart.com
JBL Club WS1000 | 10” Shallow Mount Subwoofer
GTO1014D | Powerful 10 inch Dual Voice Coil (DVC) Subwoofer