Ramair 102mm (4inch) OD Neck Medium Cone Air Filter with Velocity Stack 53011-SMG-E01 To ensure the optimal performance

To ensure the optimal performance of turbochargers

and feature unique profiles and lobe shapes that emphasize an exceptional idle and low emissions

You'll lose coolant and potentially overheat before you even notice the leak

Average flow rate of 531 CFM per airbox against 381 CFM stock

Introducing the RZⅡ

Ramair 102mm (4inch) OD Neck Medium Cone Air Filter with Velocity Stack 53011-SMG-E01 To ensure the optimal performanceRamair universal filters are designed and manufactured for a very diverse range of applications. These filters themselves are constructed using stainless steel cage internal and a twin layer foam. They have an rubber polymer neck and a cone shaped filter element. These filters are cone shaped because it enables easy fitting to space restricted engine compartments and with the extremely large amount of foam surface area an added boost of power to your