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Bosch 15821 Oxygen Sensor Heated Universal Sensor - 3-Wire O2

(2003 Nissan Frontier; 2003 Nissan Xterra)

Part of: Bosch Oxygen Sensor Heated Universal Sensor

Other options in this family: Bosch 13806 Bosch 13775 Bosch 15122 Bosch 15376 Bosch 15508

Manufacturer

Picture for manufacturer Bosch

Part Number

15821
16 reviews
Sale Price

$49.47

1 left at this price

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Usually delivered within 2 days

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Product Details

The Bosch 15821 Oxygen Sensor is a premium 3-wire heated oxygen sensor designed to deliver precise air-fuel ratio monitoring for optimal engine performance and emissions control. Engineered with Bosch's advanced sensor technology, this O2 sensor ensures accurate voltage signals to your engine's computer for efficient combustion and reduced emissions.

Key Features:

  • Premium ceramic construction with Zirconium or Titania and Yttrium elements for superior protection against mechanical and thermal shock
  • Patented catalytically activated fine particle filter prevents contamination and ensures extended sensor life
  • Dual-filter system provides double protection against exhaust gas contamination
  • Heated element for faster activation and accurate readings in all operating conditions
  • 34.5-inch wire length provides flexible installation options
  • OE-style silicone boots ensure proper fit, function, and appearance
  • Direct plug-in design requires no cutting or splicing for easy installation
  • Helps prevent premature catalytic converter failure by maintaining proper air-fuel ratios

Specifications:

  • Wire Configuration: 3-wire heated sensor
  • Wire Length: 34.5 inches
  • Sensor Type: Heated oxygen sensor
  • Location: Driver side, before catalytic converter
  • Product Fit: OE replacement
  • Quantity: Sold individually

Rigorously tested to meet OE specifications, the Bosch 15821 oxygen sensor delivers reliable performance while helping improve fuel economy and reduce harmful emissions. Bosch's precision engineering ensures accurate readings throughout the sensor's extended service life.

Products specifications

Fits

2003 Nissan Frontier; 2003 Nissan Xterra

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Your site is easy to order items.

Very happy with tire

the experience i had today was good because yon help with the process making sure it was done right.

good!!!!!

easy to order, fast delivery.

Exactly what I needed

Really good

VERY GOOD

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Very pleasant order over the phone. Gentleman was smart, cheerful and helpful.

Autoplicity had an item my vendor had on backorder for weeks in stock and shipped it very quickly. I'm glad i found this place on the web, and will be looking forward to doing business with them in the future!

I am not happy with my back rack, it arrived all scratched up and I would like a replacement one, I will ship this one back but I am not going to pay for shipping. Please contact me on how u want to handle this. Tim Sullivan

Just what you want from a merchant but don't expect; fast, courteous service and attention to the details of your order. I'm a happy consumer. Thank you, Autoplicity. I'll be back.

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Good products with low prices. Easy website and pament options.

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