Option Soundupgrade V3 compatible with VW Golf 7 VII (type AU) - 100% Plug & Play complete set with speaker front system, 5-channel DSP amplifier and 25 cm downfiring subwoofer : Amazon.de: Electronics & Photo
Pioneer 300w Front & Rear Door Speakers Upgrade Kit for VW GOLF MK7 MK 7 7426871611122 | eBay