Type Air / Fuel Ratio Manufacturer Part Number BK11595401PP Brand Brake UPC Does not apply Number of Pieces 1 Fitment Type Direct Replacement Interchange Part Number 234-9040, O2 Oxygen Sensor Manufacturer Warranty 1 Year Custom Bundle No Modified Item No Position Upstream Universal Or Specific Fit Specific Attachment Method Screw-On Thread Size M18 Terminal Type Blade Connector Gender Female Heated Yes Hex Size 7/8 in Number of Wires 4 Wires 4 Housing Material Metal Automotive Color / Finish Steel Technology Wide Band Placement on Vehicle Before Catalytic Converter Location Front Length 18.11 In. Feature ESCP Type Sensor Features Direct Fit .