Bosch 13820 Oxygen Sensor - Downstream

Overview of Bosch Actual OE Oxygen Sensor 13820

The Bosch Actual OE Oxygen Sensor 13820 is designed specifically for select Ferrari models, including the 456 GT, 456 GTA, 456 M, 456 M GT, 456 M GTA, 550 Maranello, and F355 series. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases precisely.

• Brand: Bosch
• Brand Line: Actual OE Oxygen Sensor
• Part Number: 13820
• Fitment: Ferrari 456 GT, 456 GTA, 456 M, 456 M GT, 456 M GTA, 550 Maranello, F355 Berlinetta, F355 F1, F355 GTS, F355 Spider
• Oxygen Sensor Type: Narrow-band heated
• Wiring Harness Length: 35.7 inches
• Connector: Male, square shape with 4 blade terminals
• Mounting Type: Threaded with 18 mm thread diameter
• Overall Length: 39.4 inches
• Housing Material: Metal with steel finish
• Heated Sensor: Yes

About the Bosch Actual OE Oxygen Sensor Line

The Actual OE Oxygen Sensor line by Bosch is engineered to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This ensures compatibility and reliable performance for emission control systems. The 13820 sensor maintains the integrity of your Ferrari's engine management system by delivering precise oxygen level readings, essential for fuel mixture adjustments and emissions compliance.

Detailed Product Description

This Bosch oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for accurate readings. The sensor includes a 4-wire configuration with a 35.7-inch wiring harness and a male square connector with blade terminals, facilitating a secure and specific fit. The threaded mounting type with an 18 mm diameter ensures proper installation in the exhaust system. Constructed with a durable metal housing and steel finish, this sensor withstands harsh operating conditions. The overall length of 39.4 inches and a wiring harness included make it ready for direct installation on compatible Ferrari models.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio monitoring for Ferrari 456 and F355 models
• Resolves engine performance issues related to faulty oxygen sensors
• Helps reduce emissions by providing precise exhaust gas data
• Prevents check engine light triggers caused by sensor failure
• Improves fuel efficiency by enabling proper engine tuning

Installation Notes and Tips

• Ensure the sensor thread size (18 mm) matches the vehicle’s exhaust port
• Use appropriate tools for the 22 mm hex size to avoid damage during installation
• Verify connector compatibility with the vehicle’s wiring harness (male, square shape, 4 terminals)
• Handle the sensor carefully to avoid contamination of the sensing element
• Follow vehicle-specific service manual instructions for sensor replacement procedures

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. The Actual OE Oxygen Sensor 13820 is a standard replacement part designed to match original equipment specifications. While specific warranty details may vary, Bosch typically offers coverage against defects in materials and workmanship to support long-term use in Ferrari vehicles.