IAG Performance Air / Oil Separator (AOS) Street to Competition Series Conversion Kit For 06-14 WRX, 04-21 STI

The IAG AOS conversion kit is designed to switch the upper breather portion of the Street Series AOS to the Competition Series AOS in the 2006-14 Subaru WRX and 2004-21 STI. The kit includes the new billet aluminum Competition Series Single breather port, replacement breather o-ring, breather discharge hose, NPT plug, (x2) rubber caps and zip ties.*May require tune recalibration.*This kit is designed to convert part# IAG-ENG-7100 to part# IAG-ENG-7200. (x1) IAG Competition Series Breather Port(x1) Breather port o-ring(x1) 1" I.D. Breather discharge hose 60 inch length(x1) 1/4 inch NPT plug(x1) 1/2 inch rubber cap(x1) 5/8 inch rubber cap(x1) 11 inch zip tie(x5) 6 inch zip tie