- December 13, 2025
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Twenty years ago, Tampa entrepreneur Matt Heller invented what might be the world’s loudest aftermarket auto accessory — the HornBlasters train horn.
Heller says he had become fed up with being run off the road by other drivers on his daily commute to work. Determined to be noticed, he recalled his childhood fascination with train horns and created a way to install the crazily loud horns on vehicles.