Bosch 13838 Oxygen Sensor Heated Universal Sensor - 4-Wire O2

The Bosch 13838 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. This universal O2 sensor mounts before the catalytic converter and features Bosch's advanced sensor technology for extended service life and reliable operation.

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 computer
• Dual-filter design doubles protection against exhaust gas contamination for extended sensor life
• 4-wire heated design for rapid sensor warm-up and accurate readings in all operating conditions
• 29.7-inch wire length provides flexible installation options
• OE-style silicone boots ensure proper fit, function, and appearance
• Direct plug-in design—no cutting or splicing required for easy installation

Specifications:

• Sensor Type: 4-wire heated oxygen sensor
• Wire Length: 29.7 inches
• Mounting Location: Before catalytic converter (upstream position)
• Product Fit: OE replacement
• Quantity: Sold individually

Bosch oxygen sensors are rigorously tested to ensure perfect performance while helping improve fuel efficiency and prevent premature catalytic converter failure. This sensor provides the accurate air-fuel mixture data your engine's computer needs to optimize performance and meet emissions standards.