Cadillac 4 note Delco Remy "Train Horn" with Doppler Effect. The hatch gets an upgrade!
4 Tone Delco Remy "train horn" used in premium GM automobiles from the 70s - 90s including Cadillacs, Oldsmobiles, Buicks, and Chevrolets. The Four tones are A,C,D and F. C is no longer produced and is becoming very hard to find. This four note combination creates a very distinct 4 tone train style horn at over 120 db.
