IAG Performance Air / Oil Separator (AOS) Street to Competition Series Conversion Kit - 06-14 WRX, 04-21 STI, 05-09 LGT
Check Vehicle Fitment Confirm compatibility before ordering
2006–2007
Subaru
WRX
Fitment Note
Conversion for the corresponding IAG Street AOS to Competition configuration; requires ECU calibration.
2008–2014
Subaru
WRX
Fitment Note
Conversion for the corresponding IAG Street AOS to Competition configuration; requires ECU calibration.
2004–2007
Subaru
STI
Fitment Note
Conversion for the corresponding IAG Street AOS to Competition configuration; requires ECU calibration.
2008–2014
Subaru
STI
Fitment Note
Conversion for the corresponding IAG Street AOS to Competition configuration; requires ECU calibration.
2015–2021
Subaru
STI
Fitment Note
Conversion for the corresponding IAG Street AOS to Competition configuration; requires ECU calibration.
2005–2009
Subaru
LEGACY
Trim
GT
Fitment Note
Conversion for the corresponding IAG Street AOS to Competition configuration; requires ECU calibration.
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.
*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
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