Cold air intake= decrease in fuel efficiency?
6th Gear Member
Joined: Nov 2008
Posts: 5,453
From: RI
I have a loud whistling noise from this opening behind my maf that i never plugged up, porbably contributing to my bad gas mileage, but its the same thing if I'm not mistaken so I'll try some rtv this weekend.
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tj@steeda
Steeda Autosports
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Sep 1, 2015 08:16 PM
Calizic
4.6L (1996-2004 Modular) Mustang
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Aug 28, 2015 01:46 PM
