4G91 can fit....but need some modification coz bore not the same....dun ask me how......but there is 1 fella in this forum tat has done it b4.....forgot his nick though....
Need your comments as suddenly my boost declined. FYI im using an EVO3 engine, previously my boost is 0.8 bar min and 1.2 bar max but after a penang trip during the weekends, i realised...