Finally tonight, those American originals on our trip to Havana. Everywhere we looked, those iconic American cars from the '50s. Engines still roaring. But 60 years later, is some of that sound not... See More
Finally tonight, those American originals on our trip to Havana. Everywhere we looked, those iconic American cars from the '50s. Engines still roaring. But 60 years later, is some of that sound not really coming from the engine? Here's David Wright. Reporter: There ain't nothing more American than that sound. It's a great performer. Reporter: The deep, dark growl of the v-8 engine. But it turns out many modern cars are faking it. This is the new 2015 mustang. An eco-boost turbo four sill lander with an eight-sill lander sound. In other words, a green car that sounds like a gas guzzler. Close your eyes now and compare that sound to the '69 mustang. Can you tell the difference? It's a feat of audio, not auto engineering. And a lot of cars are doing it. Hollywood sound engineer peter brown did the sound for the "Fast and furious" movies. And the Nissan leaf. They wanted it to sound fast and furious? They wanted Hollywood's input, I think. Reporter: You've got electric razor. The result, a sound that comes not from the engine, but the car's speakers. I can easily imagine the day when you could change the sound in your car just as easily as you change the ringtone on your car. Mustang. Mach-one. Reporter: Detroit seems to be betting that most of us still love good old fashioned sound of the muscle car. David Wright, ABC news, new
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