Can a ‘Green’ Audio System Help You Save Gas?

“Green” marketing may have jumped the shark years ago. But as long as environmental consciousness and energy efficiency help sell products, we’ll continue to see everything from household cleaning products to cars jumping on the green bandwagon.

Of course, it makes a lot of sense for automakers to plug the fuel efficiency of their cars: It’s become a major selling point, and gas-sippers have been flying off dealer lots since last year. Eco-marketing efforts such as soy-based seat foam and coconut-fiber cupholders come off as a bit of a stretch. Now car stereos

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