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Bosch 11-78-1-720-860 Premium Oxygen Sensor

Part of: Bosch Premium Oxygen Sensor

Other options in this family: Bosch 0258017187 Bosch 15383 Bosch 15506 Bosch 15788 Bosch 0 258 005 182

Manufacturer

Picture for manufacturer Bosch

Part Number

11-78-1-720-860
13 reviews
Sale Price

$84.82

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Bosch 11-78-1-720-860 (Bosch Part Number 13231) is a premium OE-quality oxygen sensor designed to monitor exhaust oxygen concentration and optimize engine performance. This 4-wire oxygen sensor features an original style plug and harness, ensuring direct-fit installation without modification.

Key Features:

  • Designed to improve fuel economy while reducing harmful emissions
  • True direct-fit OE connectors and harness for easy installation
  • Pre-coated threads with anti-seize compound right out of the box
  • Reaches operating temperature in less than 10 seconds for fast signal availability
  • Robust sensor design increases sensor longevity
  • Heated zirconium ceramic element for optimal performance

Technical Specifications:

  • Thread diameter: 18mm
  • Wire length: 533mm (21 inches)
  • Narrow-band sensor type with 4-wire heated design
  • Threaded mounting with OE-type connector

As the inventor of the automotive oxygen sensor, Bosch brings over a century of engineering expertise to every component. This sensor helps your engine control unit regulate the air-fuel mixture for optimal combustion efficiency, reducing emissions and maintaining fuel economy. This sensor replaces BMW part numbers 11 78 1 247 235, 11 78 1 702 931, 11 78 1 720 860, 11 78 1 735 499, and 11 78 1 735 500.

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Was for head gaskets. They used to come 2 to a pack--now same price and there is only one in the pack (1135g) Mr. Gasket. Knowing this, I wouldn't have ordered.

Very good so far.

Fast thats all i gotta say

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GOOD PRICES AND QUALITY

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