IAG Stage 2 Pocket Ported Cylinder Heads For Subaru 06-14 WRX, 07-20 STI, 06-13 FXT, 07-09 LGT. Please make package selection from the below options and comment on which set you will need. 2006-14 WRX, 2006-13 FXT, 2007-09 LGT - D25 Stage 2 Heads (PN# IAG-ENG-3020D). 2007 STI V25 Stage 2 Heads (PN# IAG-ENG-3020V). 2018-19 STI Type RA N25 Stage 2 Heads (PN# IAG-ENG-3020N). 2008-20 STI W25 Stage 2 Heads (PN# IAG-ENG-3020W). The head package centers around our popular CNC pocket porting program which was developed over the last several years. Pocket porting removes excess OEM casting flash and the material underneath the valves. By smoothing and blending this area…