Enhanced Cabin Air Quality: Breathe easy with improved air quality inside your BMW. 2023 BMW 540i Base 3.0L L6 - Electric/Gas. 2023 BMW 540i xDrive Base 3.0L L6 - Electric/Gas. 2024 BMW X6 M Competition, xDrive40i 3.0L L6 - Electric/Gas, 4.4L V8 - Electric/Gas.
