If you want something to help your boosted d then go ahead and keep your head and IM + TB stock for now. Now the most simple part of all... Up your boost. If you don't think you can go any higher, then build your bottom end.
The amount of horsepower you will gain by port matching will be minescule compared to raising your boost by one lb.
The amount of horsepower you will gain by port matching will be minescule compared to raising your boost by one lb.