The links for everything I used in the video:

amplifier: https://bilradiospes.no/ground-zero/g...

subwoofer: https://bilradiospes.no/ground-zero/g...

door speakers: https://bilradiospes.no/ground-zero/g...

rear speakers:https://bilradiospes.no/ground-zero/g...

cable set: https://bilradiospes.no/ground-zero/g...

subwoofer port: https://bilradiospes.no/ground-zero/g...

hi to low adapter: https://bilradiospes.no/connection/sl...

speakers adapter: https://bilradiospes.no/connected/edc...

wiring diagram: https://www.mgevs.com/threads/mg4-wil...