★★★★★ 5
Good product
Color: gray
Nice fit. Easy yo install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 25, 2026
AEM No-Weld O2 Sensor Mount for 2.75 to 3 inch Diameter Pipe
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
AEM No-Weld O2 Sensor Mount for 2.75 to 3 inch Diameter PipeNo welding equipment? No problem with AEM's No Weld O2 Sensor Mounts. These mounts have an integrated bung that makes it easy to install a wideband UEGO air fuel ratio sensor using just a drill and the supplied hardware. The no weld O2 sensor mount fits 1. 75" to 3. 0" exhaust pipe diameters. Warranty Installation Instructions
Quick Dispatch:
Your AEM No-Weld O2 Sensor Mount for 2.75 to 3 inch Diameter Pipe 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 No-Weld O2 Sensor Mount for 2.75 to 3 inch Diameter Pipe ships.
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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
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Based on 2493 reviews
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Product Reviews
★★★★★ 4
Exact replacements for ‘25 Forester air/cabin filters
Color: gray
Exact replacement set for ‘25 Subaru Forester. Reasonable cost, quality seems OK. Easy install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
★★★★★ 5
Work Great
Color: gray
Works well in my car good quality and the cost is not bad compared to the other brands. Easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 8, 2026
★★★★★ 5
Dealer wanted $200, Changed them in 5 min
Color: gray
Good quality, saved a lot of money over having a dealer or mechanic change them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
★★★★★ 5
As good as the original
Color: gray
Perfect fit engine air filter and cabin air filter.
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Reviewed in the United States on January 9, 2026
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