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Bosch 11-78-7-645-875 Post-Catalyst Oxygen Sensor

Part of: Bosch Post-Catalyst Oxygen Sensor

Other options in this family: Bosch 993-606-118-01 Bosch 9A1-606-128-01 Bosch 958-606-172-01

Manufacturer

Picture for manufacturer Bosch

Part Number

11-78-7-645-875
9 reviews
Sale Price

$126.20

In Stock (9)

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Usually delivered within 2 days

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Product Details

The Bosch 11-78-7-645-875 is a premium OEM post-catalyst oxygen sensor designed to monitor exhaust oxygen levels and maintain optimal engine performance. This downstream O2 sensor is mounted directly on the body of the catalytic converter, providing critical feedback to the engine control unit for precise air-fuel ratio management.

Key Features:

  • Genuine Bosch OEM quality with German engineering
  • Post-catalyst (downstream) positioning for emissions monitoring
  • Precision-engineered sensor element for accurate oxygen detection
  • Double laser-welded stainless steel body for durability and protection
  • Fast-acting integrated heater for quick operation
  • 100% factory tested for full functionality
  • Cross-reference: Bosch 16046, OE 11787645875

A properly functioning oxygen sensor is essential for maintaining fuel efficiency, reducing harmful emissions, and protecting your catalytic converter from damage. This Bosch sensor provides reliable, long-lasting performance to keep your emissions control system operating at peak efficiency.

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Items were exactly what I asked for, the cost was reasonable and the shipping was quick!

Found what I needed and was easy to check out.

Site is easy to navigate.

Easy

A good experience!

Just ordered this part! The price seems really good.....Hopefully it's the part I need!

quick and easy ordering , wait and see how long it takes to arrive.

I had tried to order my purchase item from another sight and they were back ordered. I found y'all ordered late afternoon around 4:30. Had an email later that evening that my order had shipped. The next day before lunch it was in my had and the correct part. Thank you for your quick and excellent service.

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