JBL BassPro Hub (Spare Tire Subwoofer) | Jeep Renegade Forum
KENWOOD 10" Active Spare Tyre Subwoofer with Bass Controller - KSC-PSW10STKSC-PSW10ST | Supercheap Auto New Zealand
Alpine - SPC-600G7 Subwoofer System for VW Golf 7 and Golf 6
Subwoofer in spare wheel well?? | ClioSport.net
For those of you who want more bass but don't want to sacrifice your spare tire or hatch space, I highly recommend this spare tire mount subwoofer : r/GolfGTI
Manufacturer professional wheel spare tire subwoofers sundown audio subwoofer car with 10 inch bass speaker - AliExpress