Bosch 13755 Oxygen Sensor - Downstream

Reliable Oxygen Sensor for BMW 318i, 318is, 318ti, 750iL, and X5

The Bosch Actual OE Oxygen Sensor 13755 is designed specifically for select BMW models, ensuring precise emission control and optimal engine performance. This narrow-band heated oxygen sensor provides accurate air-fuel mixture readings to help maintain efficient combustion and reduce harmful emissions.

• Compatible with BMW 318i, 318is, 318ti, 750iL, and X5 models
• Part number 13755 for exact fit and function
• Heated narrow-band oxygen sensor for fast response
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes 26.4-inch wiring harness with 4 male blade terminals and round male connector
• Standard replacement grade with metal housing and steel finish
• Overall length of 30.1 inches for proper installation

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is engineered to meet original equipment specifications, providing reliable performance and durability. This product line focuses on delivering precise sensor readings and compatibility with specific vehicle applications, such as the BMW 318i and X5. The 13755 sensor maintains the integrity of your vehicle’s emission system by using quality materials and exact fitment standards.

Detailed Product Description

This Bosch oxygen sensor features a narrow-band heated design, which allows it to quickly reach operating temperature and provide accurate oxygen level measurements. The sensor’s metal housing and steel finish ensure durability under high-temperature conditions. It includes a 26.4-inch wiring harness with four wires and blade terminals, terminating in a round male connector for secure electrical connections. The threaded mounting type with an 18 mm diameter and 22 mm hex size allows for straightforward installation in compatible BMW models. The sensor’s overall length of 30.1 inches and 28.9-inch length from sealing surface to connector end provide the necessary reach for proper placement.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps reduce engine misfires and rough idling caused by faulty sensors
• Supports emission system compliance by monitoring exhaust gases
• Prevents check engine light triggers related to oxygen sensor faults
• Maintains optimal engine performance and reduces harmful emissions

Installation Notes and Tips

When installing the Bosch 13755 oxygen sensor, ensure the engine is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness length and connector type match your vehicle’s specifications. The threaded mounting requires proper torque to avoid leaks or damage. No mounting bracket is included, so use the existing mounting point on the vehicle. Confirm compatibility with your BMW 318i, 318is, 318ti, 750iL, or X5 before installation.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards, ensuring reliable operation and longevity. The Actual OE Oxygen Sensor 13755 is a standard replacement part designed to match OEM specifications. While specific warranty details may vary, Bosch typically offers coverage against defects in materials and workmanship to provide confidence in your purchase.