AM Autoparts
List Price:$48.95
AM Price:$25.99
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Part Number: AM-4251045618

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. 250-241128

Vehicle Fit

  • 2008 Buick Enclave V6 3.6L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008 Buick Enclave V6 3.6L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2010 Buick LaCrosse L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2009-2011 Buick Lucerne V6 3.9L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 Buick Rainier L6 4.2L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Avalanche 1500 V8 5.3L Downstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Avalanche 1500 V8 5.3L Downstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2012-2015 Chevrolet Captiva Sport L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2012 Chevrolet Colorado L5 3.7L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2012 Chevrolet Colorado L4 2.9L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2010-2017 Chevrolet Equinox L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2014 Chevrolet Express 1500 Van V6 4.3L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 Chevrolet Express 1500 Van V8 5.3L with California Emissions Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2014 Chevrolet Express 1500 Van V6 4.3L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 Chevrolet Express 1500 Van V8 5.3L with California Emissions Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 Chevrolet Express 1500 Van V8 5.3L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 Chevrolet Express 1500 Van V8 5.3L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 Chevrolet Express 2500 Van V8 4.8L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 Chevrolet Express 2500 Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 Chevrolet Express 2500 Van V8 4.8L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 Chevrolet Express 2500 Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 Chevrolet Express 2500 Van V8 4.8L Upstream Right Bank 2 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 Chevrolet Express 2500 Van V8 6.0L Upstream Right Bank 2 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 Chevrolet Express 2500 Van V8 4.8L Upstream Left Bank 1 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 Chevrolet Express 2500 Van V8 6.0L Upstream Left Bank 1 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Extended Passenger Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Standard Cargo Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Standard Passenger Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Extended Cargo Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van V8 4.8L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Standard Passenger Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Extended Passenger Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Standard Cargo Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van Extended Cargo Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 Chevrolet Express 3500 Van V8 4.8L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2012 Chevrolet Malibu L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Silverado 1500 V8 5.3L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Silverado 1500 V8 5.3L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 Chevrolet Silverado 1500 Classic V8 5.3L Downstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 Chevrolet Silverado 1500 Classic V8 5.3L Downstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Suburban 1500 V8 5.3L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Suburban 1500 V8 5.3L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Tahoe V8 5.3L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 Chevrolet Tahoe V8 5.3L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2009 Chevrolet Trailblazer L6 4.2L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 GMC Acadia V6 3.6L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 GMC Acadia V6 3.6L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2012 GMC Canyon L4 2.9L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2012 GMC Canyon L5 3.7L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2009 GMC Envoy L6 4.2L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 GMC Savana 1500 Van V8 5.3L with California Emissions Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2014 GMC Savana 1500 Van V6 4.3L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 GMC Savana 1500 Van V8 5.3L with California Emissions Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2014 GMC Savana 1500 Van V6 4.3L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2009 GMC Savana 1500 Van V8 5.3L Flex Fuel Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2009 GMC Savana 1500 Van V8 5.3L Flex Fuel Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2010-2014 GMC Savana 1500 Van V8 5.3L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2010-2014 GMC Savana 1500 Van V8 5.3L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 GMC Savana 2500 Van V8 4.8L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 GMC Savana 2500 Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 GMC Savana 2500 Van V8 4.8L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2014 GMC Savana 2500 Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 GMC Savana 2500 Van V8 4.8L Upstream Right Bank 2 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 GMC Savana 2500 Van V8 6.0L Upstream Right Bank 2 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 GMC Savana 2500 Van V8 4.8L Upstream Left Bank 1 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2015 GMC Savana 2500 Van V8 6.0L Upstream Left Bank 1 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van V8 4.8L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Standard Cargo Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Extended Cargo Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Standard Passenger Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Extended Passenger Van V8 6.0L Upstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van V8 4.8L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Standard Cargo Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Extended Cargo Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Standard Passenger Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2015 GMC Savana 3500 Van Extended Passenger Van V8 6.0L Upstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 GMC Sierra 1500 V8 5.3L Downstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 GMC Sierra 1500 V8 5.3L Downstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 GMC Sierra 1500 Classic V8 5.3L Downstream Right O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 GMC Sierra 1500 Classic V8 5.3L Downstream Left O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2010-2017 GMC Terrain L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 GMC Yukon V8 5.3L Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 GMC Yukon V8 5.3L Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 GMC Yukon XL 1500 V8 5.3L Flex Fuel Downstream Left Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2006 GMC Yukon XL 1500 V8 5.3L Flex Fuel Downstream Right Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2010 Hummer H3 L5 3.7L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2009-2010 Hummer H3T L5 3.7L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 Isuzu Ascender L6 4.2L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 Isuzu i-290 L4 2.9L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 Isuzu i-370 L5 3.7L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2009 Pontiac G6 L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2010 Pontiac G6 L4 2.4L Gas Engine Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2009 Pontiac Solstice L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2009 Saab 9-7X L6 4.2L Downstream O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007 Saturn Aura L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008 Saturn Aura L4 2.4L Full Hybrid EV-Gas (FHEV) Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2009 Saturn Aura L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 Saturn Outlook V6 3.6L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2007-2008 Saturn Outlook V6 3.6L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2010 Saturn Sky L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2010 Saturn Vue V6 3.6L Downstream Rear Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2010 Saturn Vue L4 2.4L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618
  • 2008-2010 Saturn Vue V6 3.6L Downstream Front Bank 2 Sensor 2 O2 Oxygen Sensor AM Autoparts AM-4251045618

Product Reviews

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4.5 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
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1 Star
1
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Rated 4 out of 5
o2 sensor
Worked perfect, fixed my problem, and love the price!!!
November 16, 2020
Purchased
 over 4 years ago
Rated 5 out of 5
O2
Exact fit
August 9, 2019
Purchased
 over 5 years ago