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Moveable Louvers Behind Bumper

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Old Aug 19, 2017 | 08:37 AM
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Moveable Louvers Behind Bumper

On my 2016 F150 with the 2.7L V6 there are what appear to be moveable louvers behind the opening in the front bumper. It looks like the engine/computer will open and close them to block air flow.

Does anyone know what they are and what are they designed to do?

Thanks
 
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Old Aug 19, 2017 | 08:58 AM
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Originally Posted by Daytona F1
On my 2016 F150 with the 2.7L V6 there are what appear to be moveable louvers behind the opening in the front bumper. It looks like the engine/computer will open and close them to block air flow.

Does anyone know what they are and what are they designed to do?

Thanks
At high speeds when the engine and its components are cool enough, they close. This creates a boundary layer of air around the front of the truck which lowers its drag coefficient.

In other words, It is used for better fuel economy at higher speeds.
 
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Old Aug 22, 2017 | 02:15 PM
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They also help the engine reach operating temperature quicker to reduce emissions and provide thermal control for the intercooler.
 
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Old Aug 22, 2017 | 02:35 PM
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To build on that, the louvers help to keep the intercooler from building moisture.
 
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Old Aug 22, 2017 | 03:11 PM
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Originally Posted by Mcnawsty
To build on that, the louvers help to keep the intercooler from building moisture.
Hey 93Cobra, why did register with a new name?
 
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Old Aug 22, 2017 | 03:30 PM
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Originally Posted by JKBrad
Hey 93Cobra, why did register with a new name?
oh jesus lol....
 
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Old Aug 22, 2017 | 03:31 PM
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Here we go again...
 
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Old Aug 22, 2017 | 03:48 PM
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Hee, hee, wanted to see how long it would take. Faster than a speeding drill bit!
 
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