AEM 4 inch x 9 inch Dryflow Element Filter Replacement fits_2007-2008`BMW`X5`4.8i~2009-2010`BMW`X5`xDrive48i The 54-22972-B draws cooler

The 54-22972-B draws cooler

covering defects for the vehicle's lifetime under normal use

The 30mm front and 25mm rear bars increase roll stiffness for better cornering control and lateral stability while keeping ride comfort

and aggressive exhaust sound via straight-through design

Compatible with factory upper and lower mounts includes necessary bushings

AEM 4 inch x 9 inch Dryflow Element Filter Replacement fits_2007-2008`BMW`X5`4.8i~2009-2010`BMW`X5`xDrive48i The 54-22972-B draws coolerAEM AEM 21 2059DK AEM DryFlow Air Filter: 21 2059DK. AEM Dryflow Air Filters are washable synthetic air filters designed for an optimum combination of air flow, filtration, and performance. They use an oil free filtration material that allows easy cleaning and excellent filtration. Air Filter Color: Red Air Filter Large End Diameter: 6 in (152 mm) Air Filter Material: Non woven Synthetic Air Filter Shape: Tapered Conical Base Outside Diameter: 6 in