Heath's 2009 Civic Si was in for a tune on Hondata FlashPro.
Here is the setup:
K20z3
CP 11:1 Pistons
Eagle Rods
DC Race Header
Tsudo 2 1/2" Exhaust
eBay Intake
Here are the results. The Green Chart is from the base pull with a Hondata base map, and the Blue Chart is from after the tune.