AM Autoparts
List Price:$80.95
AM Price:$42.99
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Part Number: AM-17977050

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.

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:

  • Standard Motor Products SG1864
  • OE # 8946734011
  • OE # 8946734021
  • Walker Products Inc. 250-54052
  • Walker Products Inc. 250-54051

Vehicle Fit

  • 1999 Toyota 4Runner V6 3.4L with California Emissions Manual Transmission Upstream O2 Oxygen Sensor AM Autoparts AM-17977050
  • 2000 Toyota 4Runner L4 2.7L with California Emissions Automatic Transmission Upstream Bank 1 Sensor 1 O2 Oxygen Sensor AM Autoparts AM-17977050
  • 2000 Toyota Tacoma V6 3.4L with California Emissions Manual Transmission Upstream O2 Oxygen Sensor AM Autoparts AM-17977050
  • 2001-2004 Toyota Tacoma V6 3.4L Manual Transmission Upstream O2 Oxygen Sensor AM Autoparts AM-17977050
  • 2000 Toyota Tundra V6 3.4L with California Emissions Manual Transmission Upstream Right O2 Oxygen Sensor AM Autoparts AM-17977050
  • 2000 Toyota Tundra V6 3.4L with California Emissions Manual Transmission Upstream Left O2 Oxygen Sensor AM Autoparts AM-17977050
  • 2001-2004 Toyota Tundra V6 3.4L Manual Transmission Upstream O2 Oxygen Sensor AM Autoparts AM-17977050

Product Reviews

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1.5 / 5.0
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Rated 1 out of 5
Disappointed
They sent the wrong part and are now saying they won’t take it back if the package was opened?? It wasnt used it was the wrong part, no reason not to exchange for the correct part.
July 8, 2019
Purchased
 over 5 years ago
Response from AM-Auto Parts
We apologize for the inconvenience this has caused. Someone from our Customer Service team will be contacting you to help resolve this as quickly as possible.
July 9, 2019
Peter
Rated 2 out of 5
Wrong part
Hi they send me the wrong part it's not the same as the picture!
October 25, 2018
Purchased
 over 6 years ago