Ramair Pleated 102mm (4inch) ID Neck Medium Cone Air Filter with Velocity Stack and Coupling 51320-TA0-A01 and is used in various

and is used in various parts of the motorsports world

cutting pressure drop and turbulence

Compatible with the OEM Subaru casing without any modification

The carbon fibre aero bonnet optimizes the engine duct placement to improve heat dissipation efficiency and utilize the airflow from the front grille to generate downforce

Ramair Pleated 102mm (4inch) ID Neck Medium Cone Air Filter with Velocity Stack and Coupling 51320-TA0-A01 and is used in variousThis 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