aFe Power BladeRunner 46-40011 Exhaust Manifold for Dodge Constructed of cast 304 stainless steel Outflows the factory exhaust by 23% Features 2 EGT probe ports Thick wall design for increased strength (0.25" vs 0.15" for the stock unit) This product is 50-state legal for 2003-2007 models (CARB E.O Number D-550-9)