Bosch 13273 Oxygen Sensor Heated Sensor - 4-Wire O2

The Bosch 13273 Oxygen Sensor delivers precise air-fuel mixture monitoring for your vehicle's emission control system. This heated 4-wire oxygen sensor is designed as a direct OE replacement that installs after the catalytic converter, ensuring optimal engine performance and emissions compliance.

Key Features:

• Premium ceramic technology with Zirconium or Titania and Yttrium elements provides superior protection against mechanical and thermal shock
• Patented catalytically activated fine particle filter prevents contamination and ensures precise voltage signals to the engine computer
• Dual-filter design doubles protection against exhaust gas contamination for extended sensor life
• Heated design ensures faster sensor activation and accurate readings in all operating conditions
• 16.7-inch wire length with OE-style silicone boots for proper fit and function
• Direct plug-in installation with no cutting or splicing required

This Bosch Super Class oxygen sensor helps prevent premature catalytic converter failure while optimizing fuel economy. Rigorously tested to meet OE specifications, it delivers reliable performance and precise emissions monitoring. Sold individually.