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Oxygen Sensor Weld Bungs and Fittings

Most oxygen sensors use a standard 18x1.5mm thread pitch. Our weld bungs and fittings all have this thread. We also offer a Thread Repair Kit in the proper size (Part No. 3870-18x1.5) to repair stripped threads.

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K&N Oxygen Sensor Blanking Plug

K&N Oxygen Sensor Blanking Plug

Remove your O2 sensor when running leaded fuel to avoid damage to the sensor. Use this plug to fill the hole. Fits any standard 18x1.5mm O2 sensor bung.

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Part No.
Description
Price
Status
K&N Weld Fitting for Oxygen Sensor

3883 

K&N Weld Fitting for Oxygen Sensor

$14.49In Stock
Stainless Steel Sensor Plug & Weld Bung for O2 Sensor

3877-PLUG 

Stainless Steel Sensor Plug & Weld Bung for O2 Sensor

$10.99In Stock
Stainless Weld Bung for O2 Sensor, 18 x 1.5mm

AF991SS 

Stainless Weld Bung for O2 Sensor, 18 x 1.5mm

$5.49In Stock
45 Degree Angle Oxygen Sensor Weld Bung

3228-127 

45 Degree Angle Oxygen Sensor Weld Bung

$10.99In Stock
K&N Oxygen Sensor Blanking Plug

3884 

K&N Oxygen Sensor Blanking Plug

$18.49In Stock
Stainless Plug for O2 Sensor, 18 x 1.5mm

AF992SS 

Stainless Plug for O2 Sensor, 18 x 1.5mm

$5.29In Stock
Optional Tailpipe Clamp Mount for Oxygen Sensor

3877-CLAMP 

Optional Tailpipe Clamp Mount for Oxygen Sensor

$83.99In Stock