RTA Fabrication - Here's the stacked subwoofer/ amplifier rack installed in this VW Touran. There's an Audison Bit One HD, Hertz Mille Legend 10” subwoofer and Hertz Mille Power 4 and 5
VW Plug & Play Sound System Helix 300w Tuning 000051419 B Sub Woofer for sale online | eBay
Helix subwoofer for arteon | Page 2 | VW Vortex - Volkswagen Forum
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 :