Ruiya 4Pcs Upstream + Downstream For 2000-2004 Toyota Sequoia, Tundra 4.7L 4WD O2 Oxygen Sensor

Description：
The oxygen sensor, located either upstream or downstream of the catalytic converter, is designed to monitor the air-fuel mixture under idle, moderate acceleration, and cruise conditions. Symptoms of a faulty or bad oxygen sensor include bad gas mileage, rough idle, reduced drivability, and an illuminated check-engine light.

Fitment：
4WD ;2 Upsteam & 2 Downstream 2004 Toyota Sequoia Limited Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2004 Toyota Sequoia SR5 Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2003 Toyota Sequoia Limited Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2003 Toyota Sequoia SR5 Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2002 Toyota Sequoia Limited Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2002 Toyota Sequoia SR5 Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2002 Toyota Tundra Limited Extended Cab Pickup 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2002 Toyota Tundra SR5 Extended Cab Pickup 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2002 Toyota Tundra SR5 Standard Cab Pickup 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2001 Toyota Sequoia Limited Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2001 Toyota Sequoia SR5 Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2001 Toyota Tundra Limited Extended Cab Pickup 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2001 Toyota Tundra SR5 Extended Cab Pickup 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2001 Toyota Tundra SR5 Standard Cab Pickup 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2000 Toyota Tundra Limited Extended Cab Pickup 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2000 Toyota Tundra SR5 Extended Cab Pickup 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated
4WD ;2 Upsteam & 2 Downstream 2000 Toyota Tundra SR5 Standard Cab Pickup 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated