AM Autoparts
List Price:$49.95
AM Price:$21.99
You Save:$27.96
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Part Number: AM-1439598773

FREE Shipping is standard on Orders shipped to the lower 48 States (Contiguous United States). Standard shipping charges apply to Hawaii, Alaska and US Territories.
Shipping is not available to Canada for this item.

Expedited is available on checkout to the United States, excluding Alaska, Hawaii and US Territories as well as P.O. Boxes and APO/FPO/DPO addresses.   

Install Note:

You may be required to reset the vehicle computer after installation of this part.

Note:

Electrical and electronic parts are not eligible for a refund once installed or plugged in. In the event a manufacturing defect is found, the item may be eligible for an exchange.

Attention California Customers:

proposition 65 iconWARNING:  This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to www.P65Warnings.ca.gov.

10 Year Warranty

This item is backed by our 10-year warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.

Please note: Any modifications to an item of any kind before contacting us will void any and all warranty coverage for this item. Please contact us before modifying the part so that we have the opportunity to correct the situation.

This part replaces:

  • Walker Products Inc. 250-24267

Vehicle Fit

  • 2004-2005 Cadillac CTS V8 5.7L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004-2005 Cadillac CTS V8 5.7L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Cadillac CTS V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Cadillac CTS V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2000-2004 Cadillac Deville V8 4.6L Downstream Front O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2005 Cadillac Deville V8 4.6L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2000-2002 Cadillac Eldorado V8 4.6L Downstream Front O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2006 Cadillac Escalade V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2006 Cadillac Escalade V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2006 Cadillac Escalade ESV V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2006 Cadillac Escalade ESV V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2006 Cadillac Escalade EXT V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2006 Cadillac Escalade EXT V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2000-2003 Cadillac Seville V8 4.6L Downstream Front O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004 Cadillac Seville V8 4.6L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003 Chevrolet Express 1500 Van V6 4.3L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003 Chevrolet Express 1500 Van V6 4.3L Upstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003 Chevrolet Express 2500 Van V8 4.8L Downstream Right with 1st Design O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004 Chevrolet Express 2500 Van V8 6.0L Gas Engine Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004 Chevrolet Express 3500 Van V8 6.0L Gas Engine Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2005 Chevrolet Express 3500 Van V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004-2007 Chevrolet Malibu V6 3.5L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004-2007 Chevrolet Malibu V6 3.5L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2006-2007 Chevrolet Malibu V6 3.9L Downstream Rear Bank 2 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2006-2007 Chevrolet Malibu V6 3.9L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 V8 4.8L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 V8 5.3L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 V8 4.8L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 V8 5.3L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 Classic V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 1500 HD Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 2500 HD V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 2500 HD V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 2500 HD Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 HD Extended Cab V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 HD Crew Cab V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 HD Regular Cab V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 HD Extended Cab V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 HD Crew Cab V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Chevrolet Silverado 3500 HD Regular Cab V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004 GMC Savana 2500 Van V8 6.0L Gas Engine Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2005 GMC Sierra 1500 V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2003-2005 GMC Sierra 1500 V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 5.3L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 6.2L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 6.2L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 4.8L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 4.8L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 5.3L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 Classic V8 6.0L Downstream Left O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 1500 HD Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 2500 HD V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 2500 HD V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 2500 HD Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 Classic V8 6.0L Downstream Right O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 HD Extended Cab V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 HD Crew Cab V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 HD Regular Cab V8 6.0L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 HD Extended Cab V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 HD Crew Cab V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 GMC Sierra 3500 HD Regular Cab V8 6.0L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2004-2005 Pontiac Bonneville V8 4.6L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2005-2007 Pontiac G6 V6 3.5L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2005 Pontiac G6 V6 3.5L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2006-2007 Pontiac G6 V6 3.9L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2006-2007 Pontiac G6 V6 3.9L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Pontiac G6 V6 3.5L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Saturn Aura V6 3.5L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773
  • 2007 Saturn Aura V6 3.5L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-1439598773

Product Reviews

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4.6 / 5.0
8 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
6
1
1
0
0
Rated 5 out of 5
Parts ok work ok
December 15, 2020
Purchased
 over 3 years ago
Rated 3 out of 5
Making it happen
Part arrived ahead of schedule and was installed without only a minor issue (length). So far so good.
May 25, 2020
Purchased
 over 4 years ago
Rated 5 out of 5
Fit great!
August 29, 2019
Purchased
 over 6 years ago
Rated 5 out of 5
Great part, fitment was great, connection to wiring harness was easy.
April 5, 2018
Purchased
 over 6 years ago
Rated 5 out of 5
Thank you for very much for your business I am very satisfied with my part and looking forward to ordering more in the future
March 20, 2018
Purchased
 over 6 years ago
Rated 4 out of 5
shipped fast
i haven't yet installed it we got snow and it will be in later this week. Looks like a good fit and wiring was good as well. Thanks
November 27, 2017
Purchased
 over 7 years ago
Rated 5 out of 5
It is working perfectly in my car. Thanks will definitely use your company again.
September 1, 2017
Purchased
 over 7 years ago
Rated 5 out of 5
02 sensor
Great service and parts fit right too. Save money buy here
July 25, 2017
Purchased
 over 7 years ago