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AC Delco®
AFS21 Oxygen Sensor - Sold individually

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$15.80
$25.33Save: $9.53(38%)
Manufacturer #AFS21
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Brand:
Location:
Before Catalytic Converter, Center, Before Catalytic Converter
Notes:
With wire lead
Type:
1-wire
Quantity Sold:
Sold individually
Product Fit:
Direct Fit
Wire Length:
13.51 in. Wire Length
Thread Size:
M18 x 1.5 thread size
Interchange Part Number:
12014, 2341000
Connector Gender:
Female Connector
Warranty:
24-months or unlimited mile AC Delco limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is 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.

Series:
GM Original Equipment Series

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1979 Cadillac DeVille
Base
8 Cyl 7.0L
CARB, Naturally Aspirated, GAS
1979 Cadillac DeVille
Base
8 Cyl 5.7L
FI, Naturally Aspirated, DIESEL
1979 Cadillac DeVille
Cabriolet
8 Cyl 7.0L
FI, Naturally Aspirated, GAS
1979 Cadillac DeVille
Cabriolet
8 Cyl 5.7L
FI, Naturally Aspirated, DIESEL
1979 Cadillac DeVille
Phaeton
8 Cyl 7.0L
FI, Naturally Aspirated, GAS
Page 1 of 384 | Showing 1 - 5 of 1919 results

Product Information

AC Delco has long been a respected name in manufacturing replacement oxygen sensors for your electrical system. Complete fitment, efficient overall performance, and durable framework are the distinguishing qualities of AC Delco's original equipment (OE) oxygen sensor. This replacement unit is meticulously patterned after to resemble the initial oxygen sensor that came with your vehicle. Each and every AC Delco OE Replacement Oxygen Sensor, to carry out this manufacturing feat, is crafted according to rigid standard.

Routine automobile check-up is important for safer or relaxing drive. Changing malfunctioning automotive components can allow you to regain drive comfort and overall car or truck capabilities, conserve fuel, or avoid unpredicted motor vehicle or hardware breakdown. Choose AC Delco OE Replacement Oxygen Sensor to restore your electrical system to the best possible condition.

Need help?Call our product expert1-866-529-0412
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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

2
How difficult is it to install? 94 gmc 5.7 1/2 tonMichael R.Jul 07, 2021
Best Answer:Hi Michael, I'm glad to help you out. It's fairly easy to install. Use the link below to order the part and get a 30-day price match guarantee. I'll also include a link to a video that can help you out. I hope this helps. Happy shopping. Order link: <a href="https://www.carparts.com/oxygen-sensor/ac-delco/acafs21?can=cpab2020" target="_blank">https://www.carparts.com/oxygen-sensor/ac-delco/acafs21?can=cpab2020</a> Video: <a href="https://www.youtube.com/watch?v=XhIECVL-WUs&ab_channel=GhettoWagon" target="_blank">https://www.youtube.com/watch?v=XhIECVL-WUs&ab_channel=GhettoWagon</a>
Andrew B.STAFFJul 07, 2021

Customer Reviews

It fixed the problem. Looked just like the one that came out, but this one worked. Great product at a great price.
Lawrence H.
VERIFIED PURCHASER
Purchased on Dec 23, 2020
worked great
Steve D.
VERIFIED PURCHASER
Purchased on May 27, 2020
Fast shipment.
martin e.
VERIFIED PURCHASER
Purchased on Apr 10, 2021