GReddy Airinx Kits Nissan Silvia/180SX 1991-93 Suction Kit the ID is 70mm and

the ID is 70mm and the OD is 90mm

as load condition

and compatible with stock turbo with supplied 1

For atmospheric use by ordering the additional billet plug for the stock inlet pipe or recirculation use by ordering the additional recirculate adapter to route back into the intake pipe

Compatibilities: Subaru WRX/STi EJ20 to EJ25 1992-2014

GReddy Airinx Kits Nissan Silvia/180SX 1991-93 Suction Kit the ID is 70mm andAirinx Air Intake Kits, are complete vehicle specific systems. They are broken down into two main types. One is a simple to install Airinx combination with a one piece molded internal funnel and pipe or airflow meter adapter. The second type adds smooth flowing mandrel bent aluminum piping to improve air flow response, and in some case relocation of the air filter for better performance. Also see our newer GReddy Air Intake Systems for USA spec.