Description:

[Vehicle Fitment]: Compatible with Toyota 4Runner 1999 V6 3.4L (Calif-ESV, 4WD/RWD, Automatic Transmission), 4Runner 2000 V6 3.4L (Calif-ESV, RWD, Automatic Transmission)---Up & Downstream. [Reference Number]: 89467-35030, 8946735030, 89467-34020, 8946734020, 8946529525, 250-24155, 25024155, 250-54051, 25054051. [Specification]: Wire Quantity: 4; Sensor Type: Heated; Mounting Type: Threaded; Connector Gender: Male; Package Quantity: 2x Oxygen Sensors; Packaging Type: Box. [Quality Construction]: Manufactured from premium materials for a long lifespan; Quick and easy installation, requiring no special tools.