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2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck.

Cold air intake

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Old Dec 26, 2012 | 08:30 AM
  #1  
BIGDAWG78's Avatar
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From: NASHVILLE TN.
Default Cold air intake

I have added a CAI and am hearing a slight "whistle" every now and then.. Is this normal?
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Old Dec 26, 2012 | 09:20 AM
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ya pretty much. Some emit a whistle some not so much. Ensure your connections are good. Your fine
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Old Dec 26, 2012 | 09:48 AM
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Mine whistles. It's annoying, but you will get used to it.
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Old Dec 26, 2012 | 09:55 AM
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word! yeah all my connections are good. checked out your truck (CPT150)... NICE!
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Old Dec 26, 2012 | 09:59 AM
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thanks, still have bumper, lights, rock plates, probably coils...didnt think of any of this stuff till I came to this site.
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Old Dec 26, 2012 | 10:03 AM
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Ha yeah! man check out Iron Bull Bumpers. I just ordered my front bumper from them, I went with the Defender 6
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Old Dec 26, 2012 | 10:12 AM
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exactly! except Im thinking of going with the Defender 4...looked at Iron Cross also, but liked these guys better
http://www.ironbullbumpers.com/ff150.html#M image 46
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Old Dec 26, 2012 | 10:53 AM
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what cai are you running? if its the k&n im pretty sure it whistles because it relocates the throttle body
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Old Dec 26, 2012 | 02:31 PM
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I'm running the Spectre. got a buddy that had the KN and didn't like.. he went with the spectre and said nothing but good things...
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