2X Oxygen Sensor Upstream&Downstream Feature: 100% test before shipment The reduction of harmful emissions The increasing of fuel economy The improvement of engine performance Prevent premature failure of the catalytic converter. Specification: OE number:234-4727, 234-4733, 234-4099, 234-4368 Replacement: Direct Plug-In Replacement Condition: 100% Brand New Note: Please confirm the OE number before purchasing!!! Packaging Include:2X oxygen sensor ( Upstream & Downstream) Fitment: For Honda | 1999-2000 Honda Civic 1.6L 1997 Honda Acura CL 2.2L 1998-1999 Honda Acura CL 2.3L .
