6.7 Cummins Non DEF vs Newer DEF Trucks
Hi, I used to have a 2008 6.7 CTD 4x4 which towed great but the fuel economy sucked and I know many folks had issues with the first era of emmissions "bluetec" trucks. Last week I picked up a new 201...
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I owned a 2010 Ram 3500 DRW/CC/LB/4X4/68RFE with 4:10 in Laramie trim, then a 2012 3500/DRW/CC/LB/4X4/68RFE/ with 4:10 in Longhorn trim......now truck in my sig. and the regens don't seem to be anywhere near as often or obvious...I also get better mpg towing and empty over both the 10 and the 12'. Pretty good seeing as the 13' and up is heavier with the beefier front and rear suspensions, the new frame and in my case the heavier Aisin tranny.
