IAG Replacement V3 Street Series AOS 28" PCV Line Kit Subaru WRX 06-14 / STI 04-21 | IAG-RPL-HSE-EJ-PCV Vehicle Model_RSX Crossover balance tube is designed

Crossover balance tube is designed to equalize and distribute exhaust pulses reducing drone

The Aerorotor is a 2-piece design that consists of a billet hat that is combined with the rotor itself

For your Subaru WRX/STI 2018-2021

(1) Right Backing Plate with Carbon Duct

This product cross-references with Subaru part number is 44616AA220

IAG Replacement V3 Street Series AOS 28" PCV Line Kit Subaru WRX 06-14 / STI 04-21 | IAG-RPL-HSE-EJ-PCV Vehicle Model_RSX Crossover balance tube is designedFitment Information: 2006 2014 Subaru WRX 2004 2021 Subaru STI 2005 2009 Subaru Legacy GT Please note: This item fits the IAG AOS's with part numbers IAG ENG 7180 and IAG ENG 7181. It is not intended to work with the V2 AOS from IAG. Features: The IAG PCV Line Kit has been designed as a direct replacement for the IAG V3 Street Series AOS PCV Line Kit that is included with all V3 Street Series air oil separators for the EJ25 engines. Available for