Basser - FBvw10 VW Passat B6/B7 Sedan Fit-Box subwoofer enclosure
JL Audio Stealthbox® (Solid dark gray) Custom-fit fiberglass enclosure with 10" W3v3 subwoofer Fits 1998-2005 Volkswagen Passat B5 and B5.5 at Crutchfield
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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 :