k&n or other cold air intake? worth it on not? got an 08 f150
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k&n or other cold air intake? worth it on not? got an 08 f150
im looking to get as much performance out of my 08 f150 5.4L fx4 as i can. i was wondering if any one has cold air intake and if it helps or worth it. and any other suggestions. i just purchased an EDGE Evolution chip that i have installed.
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