Try to breathe through a straw. That is basically what the engine is trying to do with the air silencer attached. Though, like in a previous post, it looks like the 99-00 are set up better to be able to do this. At least get a K&N filter.
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1996 Mustang GTS
All stock (not for long)
15.4 @ 94.4 mph (1/4 mi.)
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