According to the EU Elvas research team EVA gives us:

* CO2 emissions reduced by up to 15%;
* Car engine noise reduced by up to 10dB at 3000 rpm;
* Fuel consumption reduced by up to 15%;
* Materials 100% recyclable;
* Weight savings of 25%, compared with conventional system;
* Reduced electrical consumption.

Looks cool, but then again, I have no idea if this technology is ready today. I heard of it being used in F1, is that right ?