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7" Tall "Oil Free" Air Filter: This intake system utilizes an oil free, 7" tall conical 360 degree radial flow performance air filter with 3-layers of synthetic media providing maximum airflow and...

Easy to install one piece 16-gauge powder-coated heat shield requires no cutting or drilling. Stylish powder-coated steel or brushed aluminum cover blocks heat and directs cold air to the filter...

Emissions Disclaimer: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

Large Five Layer Performance Air Filters: These 360-degree radial flow air filters feature a 4" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for...

Emissions Disclaimer:This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

Emissions Disclaimer: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

Large Three Layer Performance Air Filters: These 360-degree radial flow air filters feature a 4" flange and our oil-free Pro DRY S media with three layers of synthetic media for maximum convenience...

2015-2018 BMW M3 (Engine Designation: S55B30 & Liter: 3.0 & Cylinder: 6 & Block: L & Fuel: GAS & Mfr Body Code: F80); 2015-2020 BMW M4 CS (Engine Designation: S55B30 & Liter: 3.0 & Cylinder: 6 &...

Unique One-Piece Sealed Housing: A custom CAD designed roto-molded housing made high quality plastic eliminates the use of multiple components and ensures the coolest air intake charge available. The...

Unique One-Piece Housing W/ Sight Window: The one-piece sealed housing is used to eliminate the use of multiple components and ensure the coolest air intake charge available. A large clear sight...

This 6” tall 360-degree radial flow air filter features a 4-1/2” round flange and our oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum airflow and performance...

This 6” tall 360-degree radial flow air filter features a 3.5" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance. It provides...