AEM Bosch UEGO Replacement Sensor

Marsoni

M251S

$118.66

Get it in 3 business days with 1 day shipping. Friday, May 29

AEM Bosch UEGO Replacement SensorAEM's Bosch 4. 2LSU Wideband UEGO O2 replacement sensor kit includes only the sensor (with attached cable and male connector) and is intended to replace an existing mounted wideband sensor used with AEM wideband air fuel UEGO controllers. These sensors have a laser etched, calibrated resistor in the sensor's connector body. This resistor is specifically created for the exact sensor that it is attached to. Modifying this will invalidate the sensor's

Easy Shipping

Quick Dispatch:

Your AEM Bosch UEGO Replacement Sensor orders ship within 1-2 business days.

Delivery Options:

Standard: 3-7 business days
Fast: 2-3 business days
Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your AEM Bosch UEGO Replacement Sensor ships.

Need Help?
Questions about AEM Bosch UEGO Replacement Sensor, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for AEM Bosch UEGO Replacement Sensor in your area.

Get Shipping Estimates

Country Zip/Postal Code

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

I have used this brand exclusively on my BMW (110K) and Volvo (90K), with synthetic oil changes at 6000 miles religiously, and neither burns a single drop of oil. I have never seen any "failure" of the filter, which remains firm until the end. Unfortunately the price advantage has been eroding over the years- boo. So lost a star for that-

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on March 23, 2015

Verified Purchase

Daniel

San Leandro, US

★★★★★ 5

Only oil filter you should buy if you have a Volvo

Only filter you should be buying if you own Volvo

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on July 18, 2025

Verified Purchase

Erik B.