A. This is a shift knob specially designed for BMW cars and is a good modification accessory for the manual gear shift lever. Its design is closely adapted to BMW models, especially models like BMW E46, E81, and E82. B. In terms of specifications, it offers two options: 5 - speed and 6 - speed, which can meet the needs of different BMW manual - transmission models. The careful design not only conforms to ergonomics, making it more comfortable and convenient for drivers to shift gears, but also adds a unique sense of personality and style to the interior of the car. C. This shift knob can be widely used in the modification scenarios of BMW manual - transmission cars. Whether you are pursuing a better driving experience or hoping to add a unique style to your car, it is a good choice. D. With its excellent design and adaptability, it is quite popular in many regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and can bring a better driving experience and personalized car modification experience to BMW owners.