ESB AUDIO BMW FRONT 100 4" COMPONENT SPEAKERS TWEETERS CROSSOVERS BMW 5 SERIES
The 1" tweeter ESB BMW-FTW1 is just the ESB CS-T21 used also for the Audi car, just in one different adapter and with BMW connector, of course. The 4" midrange ESB BMW-F41 uses the ESB CS-M41 that is an new midrange developed for the BMW.