BMW 3 SERIES G20 G21. Our items are carefully checked over for any damage, scratching and general wear and tear. Please study our photos carefully as we try to document all of the present damage as well as our item’s condition. Year and model: G20 G21. Please Note: In case of Radios, ECU’s or any other modules or items that require coding or pairing to your vehicle, we are unable to provide any pairing codes. If you are going to fit the items yourself please follow all OEM specifications and fitting procedures.