Hybrid Racing Thermal Protective Heat Sleeve (Universal) Carbon Fiber Front Grille use the RSX or 02 05 use the RSX or 02 05 Civic Si rear bracket this Cold Air Intake System has shown gains of up to 10% (5 10hp) across the powerband compared to a short ram system while significantly reducing intake air temperatures and hoses that are subjected to continuous and extreme high temperature environments such as exhaust manifolds and exhaust systems Our thermal sleeving is braided from fiberglass yarns and saturated with high temperature resins and dyes that improve stability while minimizing irritating fiberglass dusting