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Originally Posted by larrysing
Quote:
Originally Posted by Yozh
I have a factory DOC still in place, but no DPF. I can say that when you first start the car, yes you can smell it like any other diesel. When I come home and the DOC is at operating temperature, the smell is not worse that from a gasser. I am sure that at speed, 80-90% of the smell is gone, but I have not tried following myself  One thing I do like about a DOC is that it also converts CO to CO2. |
Pardon my ignorance, but for the sake of other relative newbies like myself, what is DOC? Diesel _______ ___________? |
Diesel Oxidation Catalyst. Pretty sure same thing as SCR (which is what most people refer to on this car)
SCR is Selective Catalytic Reduction.