GM’s Diesel-Powered HD Pickups Get Ram-Air Hood Scoop to Keep Things Cool

You remember the hood scoop on that teased 2017 GMC Sierra 2500HD? The one General Motors really wanted you to notice? Well, GM spilled the beans on the mystery inlet, explaining that all of its diesel-powered 2017 heavy-duty pickups will receive the scoop to force-feed air into the 6.6-liter Duramax engine. To make the engine […]
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