J.C. Whitney JRT96090001 Upstream Heated Oxygen Sensor 4-Wire OEM Replacement

The J.C. Whitney JRT96090001 is a direct-fit, upstream heated oxygen sensor (O2 sensor) designed as an OEM-quality replacement. It replaces Toyota/Lexus OEM part number 8946730010 and is engineered for a plug-and-play installation with no cutting or splicing required.

This heated oxygen sensor monitors the air-fuel ratio of exhaust gases upstream of the catalytic converter, delivering real-time data to the engine control module (ECM) to optimize fuel delivery, maintain emissions compliance, and support smooth, consistent engine performance.

Key Features:

• Type: Upstream, heated oxygen sensor (pre-catalytic converter position)
• Wire Configuration: 4-wire design with male connector
• Overall Length: 11.93 inches
• Wire Gauge: 20 AWG
• Mounting Style: Threaded-in
• Thread Size: M18 x 1.5
• Connector Hex Size: 7/8 inch
• Position: Driver or passenger side, before catalytic converter (Bank 1 or Bank 2, Sensor 1)
• Product Fit: Direct fit replacement

OEM & Interchange Part Numbers:

• Manufacturer Part Number: JRT96090001
• OEM Interchange: 8946730010

This upstream O2 sensor is a straightforward replacement for worn or failed units triggering check engine lights related to oxygen sensor circuit faults. Its heated element ensures rapid sensor warm-up for accurate readings even during cold starts.