RAM 3500 with HO 6.7L Cummins SRW
Just discovered that the new RAM we ordered has been built and is waiting to ship. The 2015 RAM 2500 with the regular 6.7L Cummins that we have now will get around 20-21 miles per gallon when running ...
Forum Discussion
deltabravo wrote:
I've always wondered what the major differences are between the HO and Standard 6.7 Cummins. I have no clue because I've owned GM trucks and I don't know anyone that owns a RAM.cummins2014 wrote:
. Never gave mileage much thought , truck was not bought for economy . Mileage towing as said is probably going to be about the same.
Best answer yet.
With that said, I sure wish my old school Duramax got better mileage, but I can't Justify the cost to replace it. It only has 75k miles on it.
You can get better mileage easily, but it’ll cost you a couple grand to do so (including exhaust). Delete that thing while you still can. The LMMs were the worst for fuel economy of all generations of that engine due to the early Tier IV emissions requirements and prior to the introduction of DEF into emissions technology. It’s that pesky 9th injector that is using up your extra diesel.
