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I've been looking at some other threads but who has one and are you happy with it? Throaty sound? I know Hennessey claims 11HP gain but we all know how that goes. Any affect on MPG?
Also, is it a CAI or just forced induction? $395 on Hennessey website I guess doesn't seem too bad.
Also, is it a CAI or just forced induction? $395 on Hennessey website I guess doesn't seem too bad.