Previa AVR30 Right Front Oxygen Sensor 89467-28040 OEM Quality

Previa AVR30 right-front oxygen sensor, OEM 89467-28040; uses identical zirconia ceramic element and high-temperature alloy housing; bench-tested durability and life meet OEM standards. Monitors exhaust oxygen content and feeds ECU to ensure precise air-fuel ratio, prevents fuel economy drop and premature catalytic converter wear. Remove engine undercover; use dedicated socket; cold engine recommended to avoid thread stripping.