I was getting the same code, po420 and po430. Replaced them and all is well. I can't say that I gained any mpg though. However, it passed the emissions test so I'm happy
Just what I needed to hear, now I can start changing things and justify it to the wife!!! ....,. C,mom fellas, be honest, I'm not the only one
---------- Post added at 07:35 PM ---------- Previous post was at 07:32 PM ----------
That's what I thought too until they started saying it was...
There are a couple shops around here that will do for $500 but two of them recommend against it because of the emissions and backpressure concerns so I'm skeptical about putting the hi flows on. But I'm guessing none of you guys are having any trouble with the performance of the truck or...
I'm in Chattanooga Tennessee.
---------- Post added at 07:05 PM ---------- Previous post was at 07:00 PM ----------
I've seen a lot about the kooks stuff here, I'm guessing that's the top shelf stuff. I've been out of high performance thing for a while so I'm not up to date on the best parts...
I fought it, they wouldn't cover it because of the mileage. They said it was a "wear" part and also because it had an electric cutout on it. They offered me a discount on replacing them at the low low price of $2200 plus tax....
I'm new here so forgive me if I'm asking a question that's already been answered. I just bought a 2011 about a month ago and just found out it needs the converters replaced, which the warranty doesn't cover, however, I have a set of flowmaster converters that I bought for my previous truck and...
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