Volkswagen Passat B6 - how to connect the amplifier and subwoofer to the factory
VW PASSAT B6 BASS BOX CUSTOM SLIM 200 W POWER - YouTube
VW Passat B6 Custom sub box build/VW passat B6 subo dėžės gamyba - YouTube
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 :
Suitable For Passat B8 B8.5 Fiber Ethernet High Profile Speaker Subwoofer Set Car Horn - Multi-tone & Claxon Horns - AliExpress
How to replace door speakers on a B6 2006 2010 Passat - YouTube