Opel Astra H replace front speakers door insulate improve sound 

In this video, Schrauber-WHV show you how to replace the front speakers on your Opel Astra H, disassemble the front door and reduce driving noise.
To disassemble the door panel, insulate the door and replace the speakers we recommend the following materials:
Disassembly wedges: amzn.to/2A2mNnc
bit set: amzn.to/2Mivm2W
front speakers: amzn.to/2TsTrss
2 rolls of Reckhorn Alubutyl: amzn.to/3ruKRbp
insulation fleece: amzn.to/2oSYkyk
tool kit: amzn.to/2WV8MUy
To improve the sound and sound quality, we also insulate the doors with insulation mats and Alubutyl.
In the combination of high-quality speakers, the Alubutyl and the Dämmvlies you achieve an optimal and juicy sound experience and also reduces the driving noise.