For those of you who want more bass but don't want to sacrifice your spare tire or hatch space, I highly recommend this spare tire mount subwoofer : r/GolfGTI
Tiguan Sub Woofer Install - Automotive Control Bristol
helix subwoofer pt.3 in a vw tiguan - YouTube
Volkswagen Tiguan for Sale with Subwoofer | carsguide
Speaker Upgrade | VW Tiguan Forum
VW Tiguan sound system - Best sound systems for SUV - Dynaudio
Pre-Owned 2019 Volkswagen Tiguan 2.0T SEL Premium Sport Utility #2AU2693A | Ken Garff Automotive Group
Subwoofer install and review | VW Tiguan Forum
OEM 11-20 Volkswagen Spare Tire Mount Subwoofer Soundbox Jetta NEW 000-051-419-B | eBay
Box De Fibra Para Subwoofer Tiguan 2018/2019 Sub Não Incluso | Frete grátis
2019 Volkswagen Tiguan 2.0T SEL Premium 4Motion | Bespoke Autos
For Vw 2017/18 Tiguan Original Dynaudio Sound System Speakers Set(4 Tweeter/4 Woofer/1 Alto/1 Subwoofer/1 Amplifier) With Cable - buy at the price of $1,346.00 in aliexpress.com | imall.com