BMW Hello, I have used electronic parts available from BMW 7 Series (E65 / E66), all inspected and in good condition. The numbers written are the numbers on the part itself, compare them with your part number before buying. 🔹 Engine Computer DME Part Number: 7 523 368 Controls engine operation (fuel and ignition). 🔹 Valvetronic Computer VVT Part Number: 7 510 154 Controls the variable valve system and adjusts the air intake to the engine. 🔹 Fuse Box Part Number: 7 510 638 Distributes electricity to the car's systems and protects them from short circuits. 🔹 Radio and Navigation Unit (iDrive) Part Number: 65 83 6 941 399 Operates the radio, CD/DVD, maps, and screen. 🔹 Top Hifi DSP Amplifier Part Number: 65.12-9 177 752-01 Amplifier for the Logic7 premium sound system, distributes sound to the speakers. 🔹 Logic7 Speakers (Tweeter + Mid) Part Numbers: 65.13-6 930 556 and 65.13-6 922 275 Speakers for the premium system, tweeters for high frequencies and mids for mid-range. 🔹 Airbag Computer (Left) Part Number: 65.77-6953009 🔹 Airbag Computer (Right) Part Number: 65.77-6957504 🔹 Impact Sensor Part Number: 65.77-6955469 These three parts are the airbag system, they detect impact and deploy the airbags. Important Notes: Some parts (computers and airbags) require programming and initialization on the car after installation. Confirm compatibility with the chassis number before purchasing, and parts are specific to the model. Selling each part individually, or wholesale at a better price.