legacycentral bbs

Posted: **Tue Sep 08, 2009 5:00 pm**

would a stock sti downpipe work for our cars? i have an aftermarket 3" exhaust.

would i need anything?

Posted: **Tue Sep 08, 2009 5:20 pm**

It should fit the car just fine and be the same length as "most" aftermarket downpipes. It'll probably perform just like the OEM Legacy downpipe (which isn't very good). You might have to add a bung for the O2 sensor, since STis have them in the exhaust manifold before the turbo.