legacycentral bbs

I know I'll have to get it adjusted and stuff if I get it. But, is there much difference from say the 04 STI to the 07's? This stuff is only $50. Worth it?

Picked up a Grimmspeed MBC today. Installed it. It's in correctly. I know I can leave the old boost controller alone, but what about the other 2 hoses? Should there be something connected still? Yes I got a gauge too. It's going in when it's light out. http://www.grimmspeed.com/catalog/product_info....

I've owned a few Subies in the past. Always easy to work on. Then I went to a VW TDI. Also easy. Now coming back to Subaru with a 92 Legacy SS. When I test drove this car, it ran just fine. A little hesitation, but pulled pretty good. After having it 2 days now, it's pretty jerky and doesn't want to...