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Old 04-27-2021, 07:15 PM   #4
ike84
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Join Date: Oct 2020
Location: KY
Posts: 1,216
Quote:
Originally Posted by Boxstard View Post
Underdrive pulley and 74mm throttle body from 1999 996 will get you a bit more noticeable gain, less belt noise and more intake noise too, what I did on mine.
When you went up to a 74mm TB, was the dme able to compensate or did you need a 996 flash?

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When the owners manual says that the laws of physics can't be broken by this car, I took it as a challenge...
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