GrimmSpeed Black Air / Oil Separator Subaru WRX 2008-2014 / Legacy GT 2005-2009 | 078016 vendor_Project KICS piston rings

piston rings

75" Silicone Coupler

Integrated 4-bar MAP sensor (boost reference built-in)

Fitmen Information:

along with the main beam

GrimmSpeed Black Air / Oil Separator Subaru WRX 2008-2014 / Legacy GT 2005-2009 | 078016 vendor_Project KICS piston ringsFitment Information: 2008 2014 Subaru WRX 2005 2009 Subaru Legacy GT 2009 2013 Subaru Forester XT Features: An Air Oil Separator has one job: remove the oil from the engine ventilation system so that the oil doesn't get sent through the intake system. When there is oil in your system, it results in reduced fuel octane, higher chance of engine knock (detonation), worse emissions, and higher oil consumption. The GrimmSpeed Air Oil Separator has a unique