The IAG AOS conversion kit is designed to switch the upper breather portion of the Competition Series AOS to the Street Series AOS

 

For 2006-14 Subaru WRX and 2004-18 STI:

*This kit converts vehicles with part# IAG-ENG-7251 to IAG-ENG-7151
*This kit converts vehicles with part# IAG-ENG-7250 to IAG-ENG-7150
**This kit is also used to convert vehicles with obsolete part# IAG-ENG-7200 to part# IAG-ENG-7100.

 

For 2015-17 Subaru WRX:

*This kit is used to convert vehicles with part# IAG-ENG-7252 to part# IAG-ENG-7152
**It also can be used to convert vehicles with obsolete part# IAG-ENG-7201 to part# IAG-ENG-7101.

 

(x1) IAG Street Series Air Oil Separator Upper Breather Port
(x1) Upper Breather Port O-Ring
(x1) M4 x 8mm socket head screw
(x1) 1/2 inch hose (39 inch length)
(x1) 3/8 inch hose (27 inch length) with PCV valve and breather fitting
(x1) 1/2 inch straight barb union fitting
(x2) 90 degree 1/2 inch fitting
(x10) 8 inch zip ties
(x1) 11 inch zip tie
(x1) 5/8 inch vinyl cap
(x1) 5/8 inch to 1/2 inch straight barb union with 2 inch of 5/8 inch hose