Kwiksen 2pcs Oxygen Sensor Upstream & Downstream O2 Sensor 1 Sensor 2 Compatible with 4Runner 3.4L Manual Trans 4WD 1996-1998/ Tacoma 3.4L 4WD Manual Trans 1995-2000

About this product

*➤【Interchange Number】SG1839, 13104, ES20072, SG1838, 13095, ES20072, 234-4154, 234-4161 Upstream & Downstream oxygen O2 Sensor.

*➤【Applications】Replacement for 4Runner SR5 1999-2000 /Limited 3.4L 4WD; Exc. Calif.; Manual Trans upstream & downstream oxygen sensor o2 sensor; Oxygen sensor 1 and sensor 2 for 1996-1998 4Runner SR5 3.4L/ Limited 3.4L Manual Trans; 4WD; Sensor 1 and sensor 2 combination for 2000 Tacoma DLX 3.4L Limited 3.4L /Pre Runner 3.4L/ SR5 3.4L Exc. Calif.; 4WD; Manual Trans; Upstream o2 sensor 1 and dowwnstream sensor 2 for 1995-1999 Tacoma SR5 3.4L 4WD; Manual Trans

*➤【How to choose】 Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchasing. Kwiksen can meet your needing, it will be your first choice and worthy of your trust, Kwiksen oxygen sense an adjust the fuel inject and keep the A/F radio at optimal value 14.7, in this way it can reduce he harmful emission If you have any questions, please , we try to answer all email within 24 hours

*➤【How to install】 Step1. Locate the oxygen sensor position and remove it with socket, step2. Compare the new sensor to the old sensor to ensure a proper installation, step3. Please clean the threaded port to en sure a proper seal of the new sensor,step4.Gently tighten the sensor in order to keep wire free from damage and avoid sensor leakage, step 5,reinstail the connecor,try to clear it if the car has diagnostic trouble codes

*➤【Warranty】 Within 30 days return & 1 year/12 months unlimited miles free replacement, your satisfaction is our target to achieve, so, if you have any question, please contact with us ,we are waiting for your coming,if you dont like it,just return and get a full refund.