I see 9-10 PSI.

Never noticed much more power if any.

Just an improved throttle response.

Quote Originally Posted by darkhorizon View Post
I see 27psi or so.
Winner

Quote Originally Posted by bluegtp91 View Post
Turbo's don't count...honestly since it is in the supercharged section. Also...plenty of people, including me have had issues with ZZP's box tunes...others have not. The OP has had a blown motor...if not more than once.

So...yeah.
You're not allowed to talk about tunes.

Quote Originally Posted by 2003 SSEi View Post
i max out the MAP at 200KPA with the 3.0. so im not sure
Thats 200 kPa = 14.5 psi "boost"