Bosch 13662 Oxygen Sensor Heated Sensor - 4-Wire O2

The Bosch 13662 Oxygen Sensor delivers premium performance and extended life for your vehicle's emission control system. This heated 4-wire oxygen sensor is designed to mount before the catalytic converter, providing critical feedback to your engine's computer for optimal fuel efficiency and emissions control.

Advanced Protection Technology:

• Patented catalytically activated fine particle filter prevents contamination and ensures precise voltage signals
• Dual-filter system doubles protection against exhaust gas contamination for extended sensor life
• Premium ceramic technology incorporating Zirconium or Titania and Yttrium provides superior resistance to mechanical and thermal shock
• Prevents premature catalytic converter failure by maintaining accurate air-fuel ratio readings

Key Specifications:

• 4-wire heated sensor design for fast response time
• 42.9-inch wire length for flexible installation
• OE-style silicone boots ensure proper fit, function, and appearance
• Direct plug-in connection - no cutting or splicing required

Rigorously tested to meet OE performance standards, the Bosch 13662 helps reduce fuel costs while maintaining optimal engine performance and emissions compliance. Sold individually as an OE replacement sensor.