This stainless steel tubular 4 into 1 un-equal length manifold with up pipe will improve gas flow and turbo spool up. By fitting this item you will instantly gain up to 25 BHP!
* Mandrel bent T304 stainless steel with CNC machined flanges.
* CAD designed un-equal length header pipes.
* Very lightweight - only weighs 9 Kgs.
* Adds instant horsepower and torque.
* Gaskets and bolts included.
Fits Subaru Impreza GC8/GDA/GDB 1993-2005 all turbo models inc WRX, STi and RA.
Please note this product uses a 3 bolt flange and cannot be used with the standard up-pipe; a 3 bolt decat u-pipe is provided.