Bosch 13529 Oxygen Sensor Heated Sensor - 4-Wire O2

The Bosch 13529 Oxygen Sensor is a premium 4-wire heated O2 sensor designed for precise emissions control and extended service life. Built with Bosch's Super Class technology, this sensor delivers accurate voltage readings to your engine's emission control computer while providing superior protection against contamination.

Key Features:

• Premium ceramic technology incorporating Zirconium or Titania and Yttrium for superior protection against mechanical and thermal shock
• Patented catalytically activated fine particle filter prevents contamination and ensures precise voltage output
• Dual-filter design doubles protection against exhaust gas contamination for extended sensor life
• 4-wire heated design with 20.5-inch wire length for quick activation and accurate readings
• OE-style silicone boots ensure proper fit, function, and appearance
• Direct plug-in installation with no cutting or splicing required
• Rigorously tested for optimal performance and fuel economy

This sensor is designed to mount before the catalytic converter and helps prevent premature failure of your catalytic converter by maintaining precise air-fuel ratios. Each sensor is sold individually and provides OE replacement quality for reliable emissions control.