Type Oxygen Sensor Manufacturer Part Number BK99179301PP Brand Brake UPC Does not apply Number of Pieces 2 Fitment Type Direct Replacement Interchange Part Number 5A234-4045, 2A234-4609, 2A15717, 2A234-4611, O2 Oxygen Sensor Superseded Part Number 3A234-4070, 2AES20316, 2AES20039 Other Part Number ASG1803,AES20014,9ASG1812,9A15719,9A234-4608 Manufacturer Warranty 1 Year Custom Bundle Yes Modified Item No Position Upstream, Downstream Universal Or Specific Fit Specific Attachment Method Screw-On Thread Size M18 Terminal Type Blade Wires 4 Heated Yes Hex Size 7/8 in Number of Wires 4 Housing Material Metal Automotive Color / Finish Steel Technology Narrow-band Placement on Vehicle Before After Catalytic Converter Location Front, R.