Known under the VIN code Y, the L5P Duramax is the latest evolution of the 6.6-liter turbo diesel that powers the Silverado HD and Sierra HD. Introduced for the 2017 model year and mated exclusively ...
Edge Products announced that its Evolution CS2 and CTS2 tuners are now available for 2016 Chevy and GMC pickups equipped with a 6.6-liter LML Duramax engine. Edge has also re-engineered and released ...