Quote:
Originally Posted by terry_b
And here is a pic of the throttle body:

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When you put your K&N on, did you happen to notice if there was a lot of oil/gunk inside the stock air intake tube, from where the clean side PCV hose attached to it?
I had some in mine, and my TB was dirty, though not as dirty as yours.
Be careful with that RX breather. The checkvalves in them have been an issue for some people, and can cause vacuum issues that could damage engine seals. I took mine off and put the stock clean side PCV tube back on for that reason.
Also, make sure your K&N isn't over oiled. That can cause dirty intake issues, including soiling your MAF sensor.