I-SOTEC Auto/KFZ Digital Plug & Play Upgrade Soundsystem (Subwoofer+Endstufe) kompatibel für OPEL Crossland/Grandland X : Amazon.nl: Electronics & Photo
Kove Audio K1 400 Auto Subwoofer Verstärker, 249,00 €
Amazon.com: BOSS Audio Systems CXX12 Car Subwoofer - 1000 Watts Maximum Power, 12 Inch , Single 4 Ohm Voice Coil, Sold Individually,Black : Electronics