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Re: Old F350 with no EGR till 55mph: NOx failure
Posted to Emissions Forum on 4/3/2014 3 Replies

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Uhhh, I suppose. But I think there's not much point to that...it would be the equivalent to a clean pipe as far as its effect is concerned. This guy paid for an expensive cat but at least it is a bit... Login to read more.

3 Replies Received (View Replies)