AMS Performance Alpha Air Oil Separator Nissan GT-R 2009-2021 | ALP.07.04.0023-1 vendor_Oracle Lights (1) Left Backing Plate with

(1) Left Backing Plate with Carbon Duct

This is a core-only option for those looking to increase the cooling capacity of their 2011-2014 WRX or STI in situations where piping already exists or needs to be custom-routed

Designed as a direct OE-style replacement

level sensor

REBUILDABLE

AMS Performance Alpha Air Oil Separator Nissan GT-R 2009-2021 | ALP.07.04.0023-1 vendor_Oracle Lights (1) Left Backing Plate withApplications: 2009+ R35 GT R (USDM, JDM, European LHD & RHD) 2015+ Nismo Edition requires AMS Coolant Expansion Tank for proper fitment The AMS Alpha Air Oil Separator is engineered to protect your VR38 engine by removing oil vapor from the crankcase before it contaminates your intake tract. By eliminating blow by, this system prevents power loss, reduces harmful detonation risk, and keeps your intake clean, especially under high boost or ethanol