The 2.5" ID uppipe works. It is all gains.
Subaru OEM Catless Up Pipe GrimmSpeed Up Pipe
I bought a extra up-pipe (the pre-turbo pipe for subaru's) that I want to
The Helix V3 uppipe was created for the 400+ horsepower EJ25.
Up pipe - Invidia -
Exhaust up pipe - Subaru WRX / STI 02-07
Can't see the up-pipe
Subaru WRX/STI/Forester XT/Legacy Perrin Up-pipe
See larger image: M & H Subaru Wrx Turbo Up-Pipe With External Wastegate
Also all Gruppe-S manifolds come with a free Helix Up-Pipe.
Flexi Up Pipe Upgrade Subaru Impreza 92 - 96 UK Turbo STi WRX & Type RA
Eric Alimena
It's SO close to lining up. But you can tell on top of the uppipe flange
Can't see the up-pipe
APS Equal Length Header ONLY (Does not Include Up-Pipe): APSSTI-EMK/01
Japspeed - Subaru Impreza 93-01 Decat Turbo Up Pipe
3-Bolt Manifold > Up Pipe Gasket
Application: Subaru Impreza WRX STi 2008; Requires B19L battery & Racing
Perrin Up Pipe. Cobb AP v2 (stage 2 tuned). Konig Run away 18x8 rims
Subaru Wrx Sti Buyers Guide Dc Sports Uppipe
