Basically I removed as much of the turns as possible into it, then made the split sharper. Also got in the curve from the port to the chamber where the valve sits with some sand paper.
I smoothed out the exhaust side a bit, but nothing like the intake because I'd end up loosing boost.
04 ZX3 Mostly Stock ["Best Non-SVT" FITF '12][3/13 ROTM][7/14 ROTM][2014 ROTY]
12 SE Hatch Sport & Winter Package, ST Front End
94 F150 XLT 5.0 HO, OBDII Swap
89 Bronco II XLT Crawler