Descreening MAF?
Did it on an older max of mine and it did absolutely nothing. Not worth the time and effort to cut it off and hoping that you dont f the maf up. The part cost way to much for the 5.5 gen max to screw with it believe me.
i remember this from the past on greghome.com maf screen removal i can see the idea behind it straightening the air but it also has to be a form of restriction. since i have a vafc2 and wideband, it may be interesting to remove it and see if it affects a/f at all. if it does then try tuning by most likely adding some fuel if it would infact increase airflow. i have had plans for a while to put a larger maf tube on either from pvc or a bmw maf tube (80 or 82mm), of which neither would have the screen.
the screen's other purpose is to stop larger particles from entering the throttle body, in the event that you use a poor-quality filter or something and part of filter itself (esp. if you use a foam filter) disintegrates or rips off...the screen could stop it from getting into the engine.
sr20den has a pvc maf tube with no screen. i dont see it hurting him any. the few times i have removed my filter, i have noticed a buildup on the screen which i would guess is k&n oil. the updated maf has the wire built up higher in the housing so i am not as worried about it harming that. if it does get up to it then ill just spray it down like i did with the old style sensor.
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