Moroso Air-Oil Separator Small Body Ford Focus ST 2013-2015 Vehicle Model_TC and the stance of your

and the stance of your vehicle

Retains factory MAF sensor (no modification required)

Allows for cleaning/flushing of AVCS cam sprocket internal passages

Nissan Maxima (1989-1998)

In extreme applications (Auto X

Moroso Air-Oil Separator Small Body Ford Focus ST 2013-2015 Vehicle Model_TC and the stance of yourPart: # 85664 This is the Moroso Air Oil Separator Kit. The intended purpose of this system is to keep the excess crankcase vapors, residual oil, and moisture from building inside the intake manifold and to more importantly, keep the factory crankcase ventilation system from adding a layer of oil which can cause detonation issues. The provided tank will capture any excess oil and fluids and will prevent them from entering your intake system. This kit