aFe Power 46-40054 BladeRunner Ported Ductile Iron Exhaust Manifold with EGR (Non-CARB Compliant) Outflows the factory exhaust manifold by 49 percent Cast-in EGR flanges allows retention of factory EGR system Dual 1/8 inches NPT exhaust gas temperature ports (EGT) are supplied for gauges or testing equipment Machined ports and merged runner design This product is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles