How the new Ecotec engine in the 2014 Chevrolet Impala got quieter, more efficient

How the new Ecotec engine in the 2014 Chevrolet Impala got quieter, more efficient

The new 2.5-liter Ecotec engine in the 2014 Impala is quieter and more fuel efficient. Learn how they did it.

From TorqueNews, read the rest here.

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