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06-08-2020, 02:04 AM
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#4 |
  
Drives: '14 GT86, '08 Vitz Join Date: Dec 2006
Location: Central Valley, CA
Posts: 9,873
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I believe those honeycombs are there to straighten out the air or something like that so that the MAF sensor has an accurate reading. Not 100% sure on that tho. But I think that's also the same reason why K&N had some kind of flap in their intake pipe.
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