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I mean, extra air intake can't hurt. Especially if you have a k&n drop filter and a silicone intake toob...
k&n drop filter and a silicone intake have already shown to add HP on a dyno. Check for the thread. An air scoop right in the slipstream can't hurt.
Nothing like a positive pressure airflow to the engine from outside the hot engine compartment.
Good luck
 
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