J.C. Whitney SET-JARBP960912-B OEM Replacement Oxygen Sensor Set

The J.C. Whitney SET-JARBP960912-B is an OEM-replacement oxygen sensor set designed to restore proper air-fuel mixture monitoring and exhaust emissions control to your vehicle. Oxygen sensors — also called O2 sensors or lambda sensors — are critical engine management components that continuously relay exhaust gas data to the ECU, enabling precise fuel delivery and efficient combustion.

Key Features:

• OEM Replacement Quality: Engineered to meet or exceed original equipment specifications for a reliable, direct-fit installation
• 4-Wire Heated Design: Heated sensor element reaches operating temperature quickly, ensuring accurate readings even on short trips and during cold starts
• Threaded-In Mounting Style: Standard M18-1.5 thread size with 7/8 in. hex for straightforward installation with common tools
• Set Quantity: Sold as a set to cover both upstream (before catalytic converter) and downstream (after catalytic converter) sensor positions
• Direct Connector Fit: Plug-and-play wiring connector matches OEM harness — no splicing or modification required
• Durable Construction: Built to withstand high exhaust temperatures and harsh under-hood conditions for long service life

Replacing a faulty O2 sensor with the J.C. Whitney SET-JARBP960912-B helps eliminate check engine lights (CEL), restore fuel economy, reduce harmful emissions, and prevent damage to the catalytic converter. This set is an economical solution for restoring full engine management performance.