Thread: K&N Air Filter
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      07-31-2019, 12:49 AM   #21
RMachuca3d
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Quote:
Originally Posted by Billfitz View Post
Cleaning the MAF is a routine maintenance item that should be done yearly in any event. It's the potential for added carbon deposits on the intake valves that would concern me. I clean my valves yearly, when I've got the MAF sensor out to clean it, but I have to think that very few owners clean their valves, or their MAF sensor either.
I cleaned mine when i switched out my intake, was pretty darn clean already and im sure it has never been cleaned in its life (60k miles), regardless its easy and i guess once a year isnt too much.
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