Air Filters - Drop In

Precision-woven, 304 stainless steel, outer-screen construction offers triple-layer protection and increased air flow over stock filter, which may require re-jetting or re-mapping. The 'triple-layer protection' contains two epoxy-coated layers of strong...

Precision-woven, 304 stainless steel, outer-screen construction offers triple-layer protection and increased air flow over stock filter, which may require re-jetting or re-mapping. The 'triple-layer protection' contains two epoxy-coated layers of strong...

Precision-woven, 304 stainless steel, outer-screen construction offers triple-layer protection and increased air flow over stock filter, which may require re-jetting or re-mapping. The 'triple-layer protection' contains two epoxy-coated layers of strong...

Precision-woven, 304 stainless steel, outer-screen construction offers triple-layer protection and increased air flow over stock filter, which may require re-jetting or re-mapping. The 'triple-layer protection' contains two epoxy-coated layers of strong...

Precision-woven, 304 stainless steel, outer-screen construction offers triple-layer protection and increased air flow over stock filter, which may require re-jetting or re-mapping. The 'triple-layer protection' contains two epoxy-coated layers of strong...

Alta 09 Mini Cooper S Dual Stage Open Cell Foam Drop In FilterThis Part Fits:YearMakeModelSubmodel2012-2013MiniCooperCoupe S2012-2013MiniCooperRoadster S2007-2013MiniCooperS2008-2013MiniCooperS Clubman

Unlike other reusable air filters, our dry panel design never needs oiling, which keeps your mass airflow sensor from being damaged by excess oil! Rugged Ridge performance high flow filters are made from a synthetic fabric and not cotton. Cotton filters...

Unlike other reusable air filters, our dry panel design never needs oiling, which keeps your mass airflow sensor from being damaged by excess oil! Rugged Ridge performance high flow filters are made from a synthetic fabric and not cotton. Cotton filters...

Unlike other reusable air filters, our dry panel design never needs oiling, which keeps your mass airflow sensor from being damaged by excess oil! Rugged Ridge performance high flow filters are made from a synthetic fabric and not cotton. Cotton filters...

Unlike other reusable air filters, our dry panel design never needs oiling, which keeps your mass airflow sensor from being damaged by excess oil! Rugged Ridge performance high flow filters are made from a synthetic fabric and not cotton. Cotton filters...

Unlike other reusable air filters, our dry panel design never needs oiling, which keeps your mass airflow sensor from being damaged by excess oil! Rugged Ridge performance high flow filters are made from a synthetic fabric and not cotton. Cotton filters...

Unlike other reusable air filters, our dry panel design never needs oiling, which keeps your mass airflow sensor from being damaged by excess oil! Rugged Ridge performance high flow filters are made from a synthetic fabric and not cotton. Cotton filters...

Perrin 2-Piece Replacement Filter for Perrin Intakes 3.125 inch ID (Fits Big MAF and V2 standard In

"With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab tested and race proven, Injen's air filter line features state of the art designs and performance. ...

With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab tested and race proven, Injen's air filter line features state of the art designs and performance. All...