aFe Momentum Intake Replacement Air Filter w/ Pro DRY S Media (21-91107) 4006 Minor modifications and adjustments are

Minor modifications and adjustments are often necessary during installation

and ECU tune

Includes New Gaskets and Required Hardware

All Connections Are Welded Not Brazed

All aFe POWER flat panel performance air filters are constructed with a full 360-degree polyurethane frame

aFe Momentum Intake Replacement Air Filter w/ Pro DRY S Media (21-91107) 4006 Minor modifications and adjustments areMagnum Flow Pro Dry S Oval Tapered Gray Air Filter (21 91107) by aFe. This high flow Pro DRY S air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. With three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil free" conical performance filter provides maximum convenience and easy maintenance with excellent