Looking for a custom fit subwoofer - MK7 GTI | GOLFMK7 - VW GTI MKVII Forum / VW Golf R Forum / VW Golf MKVII Forum
VW Retrofit LTD - Golf MK7 TDI upgraded with Helix subwoofer kit. 2h ish job including fitting and programming sound parameters. Quite good results from such a small box 😊 | Facebook
Mk7 GOLF/GTI HIDDEN SUBWOOFER (Updated with Demo) - YouTube
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