Fly Wheel System News Today

>> this is the most wild part about it, we have a fly wheel system and the driver can activate the boost, and youve got a bunch more horsepower coming off the front axle. so very, very complex but, hopefully, the future of what well see on the road. >> reporter: when you brake the car, you tap into that to tibet the power. >> the thing is literally humming, and when you need extra power, not only are you gaining on fuel mileage, but youre gaining 160 more horsepower. >> reporter: the electric mo...