BMW G30 Mid-woofer Upgrade ‘GZCS 200’

BMW 5 Series(G30) In The INDIWORK Garage. speaker Mid-woofer reinforcement (Rainbow speaker ‘BP-G4.2’ installed) —————— Devices Used : GZCS 200 (Ground Zero 8-inch midwoofer) Impedance 2 Ohm / Bass frequency band 35~250Hz / 89dB The original mid-woofer speakers of the BMW G30 are located under the driver’s seat and passenger’s seat. So, I have to remove the driver’s seat and passenger seat for installation. Remove the original mid-woofer under the seat. These are the original mid-woofer (left) and ground-raised mid-woofer (right) speaker The 8-inch midwoofer ‘GZCS 200’ has the same connection method and size as the original speaker. This is installed at the location of the original speaker. There is no damage to the vehicle at all. Ground Zero 8 inches, mid woofer GZCS 200 Impedance 2 Ohm / Bass frequency band 35~250Hz / 89dB Tighten the speaker net. I assemble the driver seat and passenger seat in their original condition. Midwood upgrade has been completed.