AEM 30-2355-300 3″ No-Weld O2 Sensor Mount

AEM 30-2355-300 3″ No-Weld O₂ Sensor Mount

Because not everyone wants to bust out a welder just to install a sensor.

The AEM 30-2355-300 3″ No-Weld O₂ Sensor Mount is a clamp-on solution for adding an oxygen sensor bung to your exhaust system—no welding required. It’s fast, clean, and perfect for wideband installs, tuning setups, or temporary configurations.


Why an O₂ Sensor Mount Matters

If you’re tuning or monitoring AFR, sensor placement is everything:

  • Accurate readings depend on proper exhaust positioning
  • Poor placement = bad data
  • Bad data = bad tuning

And welding isn’t always an option—especially on finished exhaust systems.

O2 sensor sold separately

$76.48

AEM No Weld O2 Sensor Mount – Key Features & Functions

No-Weld Clamp-On Design

The standout feature:

  • Installs without welding
  • Clamps securely onto exhaust piping
  • Ideal for quick installs or temporary setups

Because not everyone wants to tear apart their exhaust.

 

AEM 30-2355-three hundred three” No-Weld O2 Sensor Mount

Fits 3″ Exhaust Piping

Designed specifically for:

  • 3-inch diameter exhaust systems
  • Common aftermarket performance setups
  • Turbo and high-flow exhaust builds

Direct fit for most performance applications.


Integrated O₂ Sensor Bung

Provides proper sensor mounting:

  • Standard O₂ sensor threading
  • Compatible with wideband and narrowband sensors
  • Secure, leak-resistant fit

Because your sensor needs to stay put—and sealed.

O2 sensor bought one after the other

Ideal for Wideband AFR Monitoring

Perfect for tuning setups:

  • Supports wideband O₂ sensors
  • Enables accurate AFR readings
  • Essential for performance tuning

Because guessing AFR is how engines run lean—and fail.


Reusable & Adjustable

Flexible installation:

  • Easily repositionable
  • Removable for future setups
  • Great for temporary or testing applications

Because builds change—and this keeps up.


Durable Construction

Built for exhaust conditions:

  • Heat-resistant materials
  • Strong clamping mechanism
  • Designed for high-temp environments

Because it lives in one of the hottest parts of your car.


Why You Need This AEM No Weld O2 Sensor Mount

If you’re adding a wideband sensor and don’t want to weld, this is the easiest solution.

The AEM 3″ No-Weld O₂ Sensor Mount gives you:

  • Quick, weld-free installation
  • Accurate sensor placement for reliable AFR readings
  • Flexible, reusable mounting solution
  • Perfect for tuning, testing, or temporary setups

Because cutting and welding your exhaust isn’t always the move.


Ideal Applications

  • Wideband AFR installs
  • Turbocharged builds
  • Exhaust system upgrades
  • Tuning and data logging setups
  • Temporary sensor installations

Final Verdict

The AEM 30-2355-300 No-Weld O₂ Sensor Mount is a simple, practical solution for adding an O₂ sensor without permanent modifications.

It’s quick, effective, and saves you from turning a simple install into a full fabrication project.

Because sometimes the easiest solution is the smartest one.

Specification: AEM 30-2355-300 3″ No-Weld O2 Sensor Mount

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