Ramair Pleated 90mm (3.5inch) ID Neck Large Cone Air Filter with Velocity Stack and Coupling one_image The Boost Dependent controller housing

The Boost Dependent controller housing has a molded-in

Genuine Subaru Short Block

Constructed of HNBR elastomeric composites

this enables a clear un-obstructed flow from the throttle body into the plenum

Ramair Pleated 90mm (3.5inch) ID Neck Large Cone Air Filter with Velocity Stack and Coupling one_image The Boost Dependent controller housingThis PRORAM performance filter has been designed to fit any vehicle with the appropriate MAF inlet size, you can find your required size by removing the standard intake pipe or MAF housing from your air box and measuring its diameter. It is important to note, these filters have also been designed to fit over your inlet and would not be suitable to be fitted to a soft silicone hose. These filters are made using a high quality, high flow, synthetic