Ramair Pleated 102mm (4inch) ID Neck Small Cone Air Filter with Velocity Stack and Coupling Droplinks While the new model has

While the new model has shared features of a stepped shape and siding-cut sports spokes with the RZⅡ

5" stainless steel pipe work and has been hand crafted for your Impreza

After extensive analysis

One year limited warranty against manufacturing defects

two Carbon Fiber Inlet Ducts

Ramair Pleated 102mm (4inch) ID Neck Small Cone Air Filter with Velocity Stack and Coupling Droplinks While the new model hasThis 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