Description: Manufacturer Part Number: 8946734011, 8946735021, 8946735090, 250-54052. Interchange Part Number: 8946734011, 8946735021, 8946735090, 250-54052. Built to strict quality control standards. Direct replacement, 4 wire configuration, 4 terminal configuration. Fit for Toyota 4Runner Tacoma Tundra 2000-2004. Specification: Material: Stainless steel + Ceramic. Size: (Approx). 45x6.5x4cm/17.71x2.56x1.57 Inch Package Includes: 1 Piece Oxygen Sensor