Bosch 13489 Oxygen Sensor Heated Universal Sensor - 4-Wire O2

The Bosch 13489 Oxygen Sensor is a premium 4-wire heated oxygen sensor designed to provide accurate air-fuel ratio monitoring for your vehicle's engine management system. This universal O2 sensor installs after the catalytic converter to monitor exhaust emissions and ensure optimal engine performance and fuel efficiency.

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 signals to the engine control unit
• Dual-filter design provides double protection against exhaust gas contamination for extended sensor life
• 4-wire heated design for faster sensor activation and accurate readings in all conditions
• 27.6-inch wire length with direct plug-in connector—no cutting or splicing required
• OE-style silicone boots ensure proper fit, function, and appearance
• Helps prevent premature catalytic converter failure by maintaining proper air-fuel ratios

Rigorously tested to meet or exceed OEM specifications, the Bosch 13489 delivers reliable performance while helping reduce fuel costs and emissions. This sensor is designed for installation in the post-catalytic converter position and is sold individually.