Carpet to the floor and alubutyl inside the subwoofer box

Trunk floor is pretty much done after this video. Subwoofer box needs something, that it won't "sing" it self.
Link to the playlist of my audio upgrade project:
• Astra J OEM audio upgr...
#opelastraj #caraudio #diy

[@phillwildman]

Ive really enjoyed this series. Looking forward to seeing the final result. Well done on a nice job 😎

[@kaukolaDIY]

Thanks..😊 sadly winter is coming, so it's getting colder, and door speakers i have to do outside..🥶