aFe Power 47-48004 Direct Fit Catalytic Converter Replacement (Rear, Non-CARB Compliant) Rear Right/Passenger Side Replacement 49-State federal approved 3/8 inch thick laser-cut flanges 100 percent hand MIG-welded Stainless steel construction 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