Cobb Tuning Air Oil Separator (AOS)Ford Focus ST LZ 13-18 1999-saturn-sw1-esi9899263 ARP Nissan RB26 Pressure Plate

ARP Nissan RB26 Pressure Plate Bolt KitThis Part Fits:

These are the same machined aluminium injector seats used in many Radium Engineering fuel rails

and improves both form and function

this bespoke filter is engineered to enhance airflow and filtration

· Vented to allow expansion and contraction of fluid while maintaining a tight seal

Cobb Tuning Air Oil Separator (AOS)Ford Focus ST LZ 13-18 1999-saturn-sw1-esi9899263 ARP Nissan RB26 Pressure PlateDESCRIPTION The COBB Air Oil Separator is placed within your Ford Focus ST's crankcase ventilation system and helps to prevent oil vapors from being introduced into the intake system. The COBB Air Oil Separator is of our own design and has been in the works for years, making tweaks and updates to ensure that it is a seamless installation, clears any third party emissions, an is the perfect upgrade to your engine. Ford's EcoBoost engine doesn't have a