NewsHow To: Install New Speakers In Door Panel On BMW E38 26.05.2022 /Bavarian Soundwerks will teach you how to install speakers in the doors of the BMW 7 Series (E38).(1) Part 1 of 7 - How to Install New Speakers in Door Panel on BMW E38, (2) Part 2 of 7 - How to Install New Speakers in Door Panel on BMW E38, (3) Part 3 of 7 - How to Install New Speakers in door panel on BMW E38, (4) Part 4 of 7 — How to install new speakers in door panel on BMW E38, (5) Part 5 of 7 — How to install new speakers in door panel on BMW E38, (6) Part 6 of 7 — How to Install New Speakers in Door Panel on BMW E38, (7) Part 7 of 7 — How to Install New Speakers in Door Panel on BMW E38