Product Description
Fitment Information:
2022
-2024 Subaru WRX
Features:
The Killer B Motorsport Performance Dual Catch Can AOS system is designed to remove excess oil vapor from crankcase gasses before they reach your intake. Doing so keeps your intake and valves cleaner and maintains proper octane levels. This is accomplished by using a vortex system that is efficient without limiting flowrates, unlike baffled units.
Lightweight and compact design
Clear most strut braces and intercoolers
3D printed from automotive grade plastic
Dual configuration
Easy to drain
Installs in 30 minutes approx.
Installation Guide
Killer B's Performance Dual AOS configuration places the AOS on the firewall and in front of the intake manifold.
Usually ships within 4 days. 
