Three expected answers.
#1. Search.
#2. Not high. N/As were designed pretty decent from the factory.
#3. If anything, don't expect above 400 rwhp.
If you searched, you would find that there was one guy who was going all-out with it and we never found out if it finished....so yeah.
If the stock Throttlebody is so restrictive, why do people bother upgrading their intakes, or changing out their filters? Is it just to get a new filter to keep things clean, or do they actually think it will help performance (or will it really help performance)? Just wondering.
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