The STEG BM25 is a pair of plug-and-play tweeters designed specifically for BMW vehicles, including the E, F, and G series across the 1, 3, 5, 7, and X1, X3, X5, and X6 models. These Italian-made speakers feature a titanium-silk dome that helps deliver a clear high-frequency response ranging from 1500 to 22000 Hz. With a sensitivity of 91 dB and a resonance frequency of 1600 Hz, they provide a balanced sound profile that integrates seamlessly into the factory audio locations. Each unit is compact, weighing only 0.07 kg and fitting into a mounting diameter of 43.5 mm to 50.0 mm with a depth between 15 mm and 27 mm. They handle a maximum power of 25 W and an RMS power of 30 W at 4 Ohm impedance. To ensure a straightforward installation, the kit includes cable crossovers of 2.7 µF, making them a practical choice for BMW owners looking to refine their car's interior acoustics without complex modifications.