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Oxygen Sensor - Downstream or Downstream Right or Upstream (Bosch) for 2003-2017 Buick, Cadillac, Chevrolet, GMC, Hummer, & Saab

$85.75
Save up to 80% vs List Price!

ℹ️ Product Notes

Position: Downstream or Downstream Right (Passenger Side) or Upstream
⚠️ Most jobs typically require 2 of this item.

OE Quality Oxygen Sensor
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
Brand: Bosch
Condition: New
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100% Money-Back Guarantee
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120-Day Returns
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Insurance-Grade Quality

🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
A1A3444
  • Position: Downstream or Downstream Right (Passenger Side) or Upstream Position
  • New Condition
  • Bosch Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Automotive Color / Finish Steel
Automotive Item Weight (lbs) 0.260145 Lb
Connector Gender Female
Connector Shape Trapezoid
Grade Type Regular
Heated (Oxygen Sensor) Yes
Hex Size (Oxygen Sensor) 22 Mm
Length (Sealing Surface To End Of Connector) 14.9606299212598 In
Mounting Type Threaded
Oxygen Sensor Type Narrow-band Heated
Prop 65 Warning Label Required? No
Sensor Type Heated
Terminal Gender Female
Terminal Quantity 4
Terminal Type Pin
Thread Diameter 18
Wire Quantity 4
Wiring Harness Included Yes
Wiring Harness Length 12.4409448818898

Vehicle Fitment Guide

This part fits the following vehicles:

Make Models
Buick Verano
Cadillac Escalade, Escalade ESV, Escalade EXT
Chevrolet Avalanche 2500, Camaro, Caprice, Colorado, Corvette, Express 1500, Express 2500, Express 3500, LCF 3500, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 1500 HD Classic, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500 Classic, Silverado 3500 HD, SS, Suburban 1500, Suburban 2500, Trailblazer
GMC Canyon, Envoy, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500
Hummer H2, H3, H3T
Saab 9-5, 9-7x

This is a universal part that fits 1,120 vehicle configurations across 6 makes.

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

More Information


Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Interchange Parts

Brand Part Number
Buick 12637298
Chevrolet 12617332
GMC 12612571
Hummer 12572705
Hummer 12609949

Fits Years: 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017

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