I have a 2015 2500 6.7 and I want to delete the def and go cat back straight pipe and cold air intake. What programer do I need to get for this? I don't what to add a lot of hp to where I will start to mess the trans or what not up. I might do a egr delete to. How much safe hp can you add to...
I have a 2015 2500 Cummins and my speedometer and fuel gauge quit working. The digital speedometer and the miles till empty work fine. Does anyone have problems like this or maybe what's causing it?
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