2pcs Upstream & Downstream O2 02 Oxygen Sensor For 1999-2000 Toyota 4Runner 2.7L

2pcs Oxygen Sensor O2 02 Fits for 2000 Toyota 4Runner 2.7L Upstream & Downstream

2pcs Upstream&Downstream Fits 1996-2000 Toyota 4Runner 2.7L O2 02 Oxygen Sensor

For 1996-2000 Toyota 4Runner 2.7L Oxygen O2 Sensor 02 Upstream+Downstream 2pcs

2pcs for Toyota 4Runner 2.7L 3.4L Tacoma Upstream Downstream 02 O2 Oxygen Sensor

2pcs Upstream&Downstream Fits 1996-2000 Toyota 4Runner 2.7L O2 02 Oxygen Sensor

For 1999-2000 Toyota 4Runner 2.7L Oxygen 02 o2 Sensor Upstream Downstream 2pcs