Bosch 13181 Oxygen Sensor Heated Sensor - 4-Wire O2

The Bosch 13181 Oxygen Sensor is a premium 4-wire heated oxygen sensor designed to deliver precise air-fuel ratio monitoring for optimal engine performance and emissions control. Engineered with Bosch's Super Class technology, this sensor ensures accurate voltage signals to your engine's emission control computer for efficient combustion and reduced emissions.

Key Features:

• Premium ceramic technology incorporating Zirconium or Titania and Yttrium elements for superior protection against mechanical and thermal shock
• Patented catalytically activated fine particle filter system with dual-layer protection prevents contamination and extends sensor life
• 4-wire heated design with 38.8-inch wire length for quick warm-up and accurate readings in all operating conditions
• OE-style silicone boots ensure proper fit, function, and factory appearance
• Direct plug-in installation—no cutting or splicing required
• Prevents premature catalytic converter failure by maintaining proper air-fuel ratios
• Rigorously tested to deliver perfect performance while maximizing fuel efficiency

This oxygen sensor installs before the catalytic converter and is sold individually as an OE replacement part. Designed for precise fitment and reliable operation, the Bosch 13181 helps maintain optimal engine performance and fuel economy.