Ramair Pleated 70mm (2.75inch) ID Neck Medium Cone Air Filter with Velocity Stack and Coupling Interior Cleaning We continue to think about

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Optimized plenum design evenly distributes airflow to all cylinders under dynamic load conditions

this Cold Air Intake System has shown gains of up to 10% (5-10hp) across the powerband compared to a short ram system while significantly reducing intake air temperatures

Subaru WRX STi 2014 to 2022 (not for S207/S208)

0 TFSI improves airflow efficiency and adds real power

Ramair Pleated 70mm (2.75inch) ID Neck Medium Cone Air Filter with Velocity Stack and Coupling Interior Cleaning We continue to think aboutThis 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