This intake system features an 5? tall oval air filter with 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 and light off-road use. Pro DRY S filters are easily recharged with aFe's POWER CLEANER. aFe developed this sturdy 18 gauge steel wrinkle-black powder-coated heat shield to mount onto the lower half of the factory airbox to provide a hassle-free installation utilizing factory mounting locations. This system features a high quality, computer-designed, dyno-tuned intake tube to achieve maximum power gains while maintaining a perfect fit. Its cross-linked polyethylene (XLPE) material is heat soak resistant and extremely durable.