CORKSPORT Mazdaspeed 3 - Cold Air Intake - Polished Aluminum - Blue (Axl-6-218-13330) Interchangeable with the CorkSport Stage I or Stage II Power Series Short Ram Intake: Run your short ram intake during the winter and your cold air intake during the summer months for optimal performance gains Comes with upgraded Turbo Inlet Pipe to fully replace the intake piping with improved mandrel bent aluminum piping Precision Machined MAF Housing: Made from billet aluminum with included air straightener to prevent air leaks and inaccurate readings that can cause check-engine lights. The MAF sensor is secured to the housing using T304 stainless fasteners for a rock solid connection Durable Dry Flow Air Filter: Reusable and water resistant, this unique non-woven filter media does not require oil to filter and trap dirt and actually sheds dirt under engine vibration unlike cotton-gauze which holds contaminates until you clean the filter Custom reinforced silicone connector constructed with multi-layer nylon braid to provide more strength and power and a smooth internal transition for less turbulence and optimal flow