IAG AOS Street to Competition Series Conversion Kit Subaru WRX 06-14 / STI 04-21 | IAG-ENG-7210

This IAG Air / Oil Separator (AOS) Conversion Kit is a game - changer for your Subaru. It fits 2006 - 2014 Subaru WRX and 2004 - 2021 Subaru STI models. The kit is designed to transform the upper breather part of the Street Series AOS into the Competition Series AOS. You'll get a new billet aluminum Competition Series Single breather port, a replacement breather o - ring, a breather discharge hose, an NPT plug, two rubber caps, and zip ties. Note that tune recalibration might be needed, and it converts part# IAG - ENG - 7100 to part# IAG - ENG - 7200. The kit includes an IAG Competition Series Breather Port, a Breather port o - ring, a 60 - inch long 1' I.D. Breather discharge hose, a 1/4 - inch NPT plug, a 1/2 - inch rubber cap, a 5/8 - inch rubber cap, an 11 - inch zip tie, and five 6 - inch zip ties.

Using this IAG AOS Conversion Kit is easy. First, make sure your Subaru is turned off and cooled down. Then, locate the upper breather portion of the Street Series AOS. Remove the existing parts and replace them with the components from the kit. Attach the new billet aluminum Competition Series Single breather port, the breather o - ring, and connect the breather discharge hose. Use the NPT plug and rubber caps as needed and secure everything with the zip ties. Remember, you may need to recalibrate the tune after installation. For maintenance, check the o - ring and hoses regularly for any signs of wear or leaks. If you notice any issues, replace the parts promptly to keep your AOS working properly.