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Old Feb 9, 2018 | 07:04 AM
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bart f-350's Avatar
bart f-350
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IDI airfilter

Hello,

Busy with my truck, and now saw the strange sort of half a football on the cover of the airfilter, I think I've seen a post about it long ago,but forget about it, what purpose does it serve?
is it any good?
 
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Old Feb 9, 2018 | 07:13 AM
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Are you referring to the "soup bowl"?

https://www.ford-trucks.com/forums/1...with-pics.html
 
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Old Feb 9, 2018 | 07:19 AM
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Yep, I'll have a read I guess...
Thank you
 
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Old Feb 9, 2018 | 07:44 AM
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Actually, its some fancy german word or something. It was found that they actually improve flow. The gist of it if i remember right, it causes the air to swirl entering the intake. That said, i found no real difference between swapping lids, one cut, the other not.
 
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Old Feb 9, 2018 | 08:12 AM
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I've read through it, and I think that if the difference is that little, I don't change a thing.

I've converted gas trucks to diesels and so on in the past, but now I came to the point that I see that not everything what's done by the engeneers and involves thousands of dollars R&D and testing could be done better by a private person.

There are things if you go for something very very specialistic, or if you want to personalize a truck, that will do, because manufacturers do aim for the big public. and the big public doesn't alwais need what you need. I see a point in that position.

But for my truck, I leave this as it is.
Thank you for linking me to the article.
 
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