Amazon.com: Add A Bass Subwoofer Amplifier Adapter Interface w/Amp Remote Wire to Factory OEM Car Stereo Radio for select VW Made for Jetta Golf CC Passat EOS Tiguan etc- Vehicles listed below :
2014 Volkswagen Passat Gets Sony Mobile ES Speaker Upgrade
Active woofer instead of spare wheel | invisible bass in the car | Passat B7 | Drive10BR-A - YouTube