Installing a Subwoofer into a Passat Estate! - YouTube
BSM Sound - FOR SALE: DD AUDIO 815d-D1 x4 + SounDigital 8000.1D EVO-II + outstanding sub enclosure to VW Passat Variant B5. If you feel, that you need to rumble your jacket
SET - subwoofer na míru do Volkswagen Passat B5 a B5.5 Variant (1998-2006) - JBL - 2din.cz
Pilotos traseros for VW PASSAT B5 1996-2000 VARIANT Negro US LTVW11WP XINO US | eBay
Passat 3B or 3BG variant subwoofer box (sidemount) | Volkswagen Passat Forum
OEM Discreet Sub Installed in B5 | Volkswagen Passat Forum