034-108-B016 - 034Motorsport Performance Air Filter, Conical, 5" Inlet034 Motorsport Performance Air Filter, Conical, 5" Inlet 034Motorsport is pleased to offer a performance air filter replacement for our popular X34 & P34 Intake Systems. This high flow, double layered cotton filter features a 5" inlet, and is a direct replacement for the 034Motorsport B9 Audi P34 Intake System. This can be used any other system if you can fit the 5 inch inlet. Features: Double Layered Cotton Traps Particles as Small as 5 Microns