1 Soundstorm SSL CG10D subwoofer 25 cm 250 mm 10 inch 500 watt rms and 1000 watt max dvc dual voice coil dual coil 4 ohm for car or suitcase, 1 piece : Amazon.de: Electronics & Photo
Differences Between 8, 10, 12 and 15 Inch Car Subs - Sonic Electronix Learning Center and Blog
Test Drive Review: ARC Audio X2 10D4v2 10-inch Car Audio Subwoofer - BestCarAudio.com
2x New Audiotek 10 Inch 1000 Watts Car Audio Subwoofer w/ 4 Ohm Power - 2 SUB | eBay
Is One 12" Better Than Two 10" Subwoofers? - Howcast