Manufactured by Fibertec Performance | 821260 | 2007-08 Silverado/Sierra 1500 with 5.3L/6.0L Gas Engine open Air Box with filter, Designed for use with a functional ram air hood, Will fit 09+ with modications to the MAF sensor. Make your Ram Air Hood into a true functioning version with our custom air boxes. Designed to work with Fibertec ram air hoods these intake boxes will maximize your performance, A Fibertec Ram Air Hoods will not only make your ride stand out in a crowd but it will also make it go faster. All hinge and latch mountings are reinforced with steel plates and bolt holes are pre-drilled, and tapped for easy installation of these superb ram air hoods to your vehicle. To install these ram air hoods, all you need to do is transfer your stock hardware onto it, and bolt it on to the factory hinges for final alignment. ISO resins are a higher quality, low shrink resin that allows the part to withstand more heat and prevent distortion making your ram air hood a stable addition to your vehicle for years to come. Fibertec hoods are all sold as special order and are not returnable or cancellable once the order is placed. Product information updated on 2024-11-25. This product can ship by Small Parcel