not sure how I missed these posts..
Quote:
Originally Posted by Spyro235
Under throttle, you still hear that whistle with the DOC? Also, do you have the stock mufflers still in place?
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yes you do but not so much in the cabin. still got the stock mufflers.
Quote:
Originally Posted by 9vapors
I love the way this thing sounds! I'm not familiar with the diesels, what is all that buildup on the parts in the picture posted? Was that something for emissions that was deleted?
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that's carbon build up all that's to both EGR's the x5d has