If you're in the market for a replacement air filter, don't look any further than aFe OE direct fit stock replacement air filters. aFe's high performance air filters replace the restrictive factory paper filter, allowing your engine to breathe easy, boosting performance and efficiency. Depending on your vehicle, you may have a choice of 4 different types of filters Pro 5R: This filter features five layers of pre-oiled cotton gauze media to provide maximum performance. Its progressive layering allows the filter to flow at high levels even when dirty. This media is perfect for street and/or track use. Pro Dry S: This filter features three layers of oil-free synthetic media and requires no oil during maintenance to provide maximum convenience. Its progressive layering provides great filtration efficiency and dust holding capacity. This media is best suited for street use. Pro Guard 7: This filter features seven layers of hybrid media for maximum protection. | aFe Pro GUARD OE Replacement Filter 35-11000