Subaru WRX 15-21 AOS Air Oil Separator Color:Black which allows users with programmable

which allows users with programmable engine management systems (capable of tuning for flex fuel) the ability to optimize an engine’s tuning calibration for fuel ethanol content

Version 2 of the adapter plate now comes with hardware and dowel pins

Stage 3 307

Burton Racing also has these products available for this swap:

Precision Works Honda K-Series Lower Timing Chain Guide

Subaru WRX 15-21 AOS Air Oil Separator Color:Black which allows users with programmableAir oil separator removes oil from your engine ventilation system so the oil does not get into the intake system. Vehicle Fitment: Subaru WRX 2015 2021 Key Features: Retains OEM PCV valve Engine performs cleaner and more efficiently Precision CNC machined 6061 billet aluminum High quality continental hose Includes fittings, caps, and zip ties 1 liter capacity Integrated ORB ports Aluminum body is powder coated black or red wrinkle finish Three 8 ORB