Bosch 16173 – Oxygen Sensor (Downstream)

Description

Bosch Oxygen Sensor 16173 – For Saab Vehicles

Manufacturer Part Number: 16173

Product Overview

The Bosch Oxygen Sensor 16173 is engineered to meet OEM standards, providing precise readings of oxygen levels in the exhaust system. This rear oxygen sensor is compatible with select Saab 9-5 models from 2000 to 2003, ensuring optimal performance and efficiency for your vehicle. By accurately measuring the exhaust concentration of oxygen, this sensor plays a critical role in managing the air-fuel mixture, helping to improve fuel efficiency and reduce harmful emissions.

Oxygen sensors are vital for monitoring engine performance, and with a typical lifespan of around 100,000 miles, they can significantly influence the longevity and efficiency of your engine. Choose Bosch for premium-grade construction and reliability, trusted by professionals and DIY enthusiasts alike.

Cross Reference Numbers

• 4571477
• 45 71 477

Vehicle Compatibility

This part fits some of the popular models below. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility.

• Saab 9-5 / 3.0V6, 2000-2003

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• Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
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• Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
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• Established Trust: Serving the European auto community since 2000.

Frequently Asked Questions

What does this part do?

The oxygen sensor measures the amount of oxygen in the exhaust gases, providing critical feedback to the engine control unit (ECU). This information is used to adjust the air-fuel mixture for optimal combustion, enhancing fuel efficiency and reducing emissions.

What vehicles is this part compatible with?

This oxygen sensor is compatible with Saab 9-5 models equipped with a 3.0L V6 engine from the years 2000 to 2003. Please use the vehicle selector to confirm fitment for your specific vehicle.

What are common signs this part may need replacement?

Common signs that the oxygen sensor may need replacement include poor fuel economy, increased emissions, engine misfires, and the illumination of the check engine light. If you notice any of these symptoms, it may be time to consider replacing your oxygen sensor.

Specification

• • eEuroparts SKU : 236376
  • Weight : 0.399 lbs
  • Dimensions (L x W x H) : 2.2047 x 1.9685 x 5.8268 in
  • Barcode : 00028851161732
  • Manufacturer Part # : 16173
• Brand : Bosch
• Manufacturer : Bosch
• MPN : 16173
• Part Type : Oxygen Sensor
• Position : Downstream
• OE Part Numbers : 4571477
• Features : Automotive Color / Finish : Steel
  Automotive Item Weight (lbs) : 0.34833 lb
  Connector Gender : Male
  Connector Shape : Rectangle
  Grade Type : Regular
  Heated (Oxygen Sensor) : Yes
  Hex Size (Oxygen Sensor) : 22 mm
  Housing Material : Metal
  Length (Sealing Surface To End Of Connector) : 57.8740157480315 in
  Mounting Bracket Included : No
  Mounting Type : Threaded
  Overall Length : 59.0551181102362
  Oxygen Sensor Type : Narrow-band heated
  Prop 65 Warning Label Required? : No
  Sensor Type : Heated
  Terminal Gender : Male
  Terminal Quantity : 4
  Terminal Type : Blade
  Thread Diameter : 18
  Thread Size : 18
  Universal Or Specific Fit : Specific
  Wire Quantity : 4
  Wiring Harness Included : Yes
  Wiring Harness Length : 55.7086614173228

• Fitment
  • Fitment Type : Vehicle Specific