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⚠️ Due to high order volume, please allow 1-2 business days for order processing. Expedited orders (UPS Next Day, 2-Day, and 3-Day) will ship the same day if received before 12:00 PM Pacific Time. Thank you for your patience and understanding. ⚠️
⚠️ Due to high order volume, please allow 1-2 business days for order processing. Expedited orders (UPS Next Day, 2-Day, and 3-Day) will ship the same day if received before 12:00 PM Pacific Time. Thank you for your patience and understanding. ⚠️
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Bungs - O2 Sensor Bungs

Our Oxygen Sensor Bungs are meticulously CNC machined from solid bars of Aluminum, Mild Steel, Stainless Steel, or Titanium, ensuring precise and reliable construction. Available in popular metric sizes, including M12 x 1.25 and M18 x 1.5, these bungs cater to a wide range of requirements. Each oxygen sensor bung... Read More
M12 x 1.25 O2 Sensor Bung - Saddled for 1.500"-2.500" OD Tube - 304 Stainless - Ace Race Parts

M12 x 1.25 O2 Sensor Bung - Coped for 1.500"-2.500" OD Tube - 304 Stainless

SKU 26021
$ 5.95 - $ 5.95
$ 5.95
$ 5.95 - $ 5.95
$ 5.95
25+ in stock

304 STAINLESS STEEL O2 SENSOR BUNG — M12 X 1.25 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using soli...

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Stainless O2 Bung - M18 x 1.5 | Ace Race Parts

M18 x 1.5 O2 Sensor Bung - Stepped (Flat Bottom) - 304 Stainless

SKU 26001
$ 5.95 - $ 5.95
$ 5.95
$ 5.95 - $ 5.95
$ 5.95
25+ in stock

304 STAINLESS STEEL O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid...

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M18 x 1.5 O2 Sensor Bung - Stepped (Flat Bottom) - Mild Steel - Ace Race Parts

M18 x 1.5 O2 Sensor Bung - Stepped (Flat Bottom) - Mild Steel

SKU 26003
$ 2.00 - $ 2.00
$ 2.00
$ 2.00 - $ 2.00
$ 2.00
25+ in stock

MILD STEEL O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid 1018 Mil...

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M18 x 1.5 O2 Sensor Bung - Saddled for 3.000"-5.000" OD Tube - CP2 Titanium - Ace Race Parts

M18 x 1.5 O2 Sensor Bung - Saddled for 1.500"-2.500" OD Tube - 304 Stainless

SKU 26002
$ 5.95 - $ 5.95
$ 5.95
$ 5.95 - $ 5.95
$ 5.95
25+ in stock

304 STAINLESS STEEL O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid...

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M18 x 1.5 O2 Sensor Bung - Saddled for 1.500"-2.500" OD Tube - Titanium - Ace Race Parts

M18 x 1.5 O2 Sensor Bung - Coped for 1.500"-2.500" OD Tube - Mild Steel

SKU 26025
$ 2.95 - $ 2.95
$ 2.95
$ 2.95 - $ 2.95
$ 2.95
25+ in stock

1018 MILD STEEL O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid 101...

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M18 x 1.5 O2 Sensor Bung - Saddled for 3.000"-5.000" OD Tube - 304 Stainless - Ace Race Parts

M18 x 1.5 O2 Sensor Bung - Coped for 3.000"-5.000" OD Tube - 304 Stainless

SKU 26020
$ 5.95 - $ 5.95
$ 5.95
$ 5.95 - $ 5.95
$ 5.95
25+ in stock

304 STAINLESS STEEL O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid...

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M18 x 1.5 O2 Sensor Bung - Heat Sink Style - 304 Stainless

SKU 26024
$ 9.95 - $ 9.95
$ 9.95
$ 9.95 - $ 9.95
$ 9.95
25+ in stock

EXTEND THE LIFE OF YOUR WIDEBAND O2 SENSOR! Our O2 Sensor Heat Sink Bungs are precision machined using solid 304 Stainless Steel bar stock and work...

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M18 x 1.5 O2 Sensor Bung 45° Angle Cut - 304 Stainless - Ace Race Parts

M18 x 1.5 O2 Sensor Bung 45° Angle Cut - 304 Stainless

SKU 26007
$ 5.95 - $ 5.95
$ 5.95
$ 5.95 - $ 5.95
$ 5.95
25+ in stock

The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs are precision machined using solid 304 Stainless Steel bar stock and work with all stan...

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M18 x 1.5 O2 Sensor Bung Plug - Mild Steel - Ace Race Parts

M18 x 1.5 O2 Sensor Bung Plug - Mild Steel

SKU 26004
$ 2.50 - $ 2.50
$ 2.50
$ 2.50 - $ 2.50
$ 2.50
25+ in stock

The Ace Race Parts brand of metric Oxygen (O2) Sensor Bung Plugs are precision machined using 1018 Mild Steel and work with all standard O2 Sensor ...

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M12 x 1.25 O2 Sensor Bung Plug - Mild Steel - Ace Race Parts

M12 x 1.25 O2 Sensor Bung Plug - Mild Steel

SKU 26023
$ 2.50 - $ 2.50
$ 2.50
$ 2.50 - $ 2.50
$ 2.50
25+ in stock

The Ace Race Parts brand of metric Oxygen (O2) Sensor Bung Plugs are precision machined using 1018 Mild Steel and work with all standard O2 Sensor ...

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M12 x 1.25 O2 Sensor Bung - Saddled for 1.500"-2.500" OD Tube - 304 Stainless - Ace Race Parts

M12 x 1.25 O2 Sensor Bung - Coped for 1.500"-2.500" OD Tube - 6AL4V Grade 5 Titanium

SKU 74003
$ 19.95 - $ 19.95
$ 19.95
$ 19.95 - $ 19.95
$ 19.95
25+ in stock

6AL4V GRADE 5 TITANIUM O2 SENSOR BUNG — M12 X 1.25 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using s...

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M18 x 1.5 O2 Sensor Bung - Saddled for 1.500"-2.500" OD Tube - Titanium - Ace Race Parts
Sold out

M18 x 1.5 O2 Sensor Bung - Coped for 1.500"-2.500" OD Tube - CP2 Titanium

SKU 74001
$ 14.00 - $ 14.00
$ 14.00
$ 14.00 - $ 14.00
$ 14.00
More on the way!

CP2 TITANIUM O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid CP2 Ti...

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M18 x 1.5 O2 Sensor Bung - Saddled for 3.000"-5.000" OD Tube - CP2 Titanium - Ace Race Parts

M18 x 1.5 O2 Sensor Bung - Coped for 3.000"-5.000" OD Tube - CP2 Titanium

SKU 74002
$ 14.00 - $ 14.00
$ 14.00
$ 14.00 - $ 14.00
$ 14.00
25+ in stock

CP2 TITANIUM O2 SENSOR BUNG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined using solid CP2 Ti...

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M18 x 1.5 O2 Sensor Bung - Heat Sink Style - 6AL4V Grade 5 Titanium

SKU 74004
$ 22.95 - $ 22.95
$ 22.95
$ 22.95 - $ 22.95
$ 22.95
25+ in stock

EXTEND THE LIFE OF YOUR WIDEBAND O2 SENSOR! Our O2 Sensor Heat Sink Bungs are precision machined using solid 6AL-4V Grade 5 Titanium bar stock and ...

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M18 x 1.5 O2 Sensor Bung - Saddle Style - CP2 Titanium

M18 x 1.5 O2 Sensor Bung - Saddle Style - CP2 Titanium

SKU 74005
$ 34.95 - $ 34.95
$ 34.95
$ 34.95 - $ 34.95
$ 34.95
Only 14 left!

CP2 TITANIUM O2 SENSOR BUNG — M18 X 1.5 THREAD — SADDLE STYLE The Ace Race Parts brand of metric Oxygen (O2) Sensor Bungs is precision machined usi...

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M12 x 1.25 O2 Sensor Bung Plug - 6AL4V Grade 5 Titanium

M12 x 1.25 O2 Sensor Bung Plug - 6AL4V Grade 5 Titanium

SKU 74007
$ 15.95 - $ 15.95
$ 15.95
$ 15.95 - $ 15.95
$ 15.95
25+ in stock

6AL4V GRADE 5 TITANIUM O2 SENSOR BUNG PLUG — M12 X 1.25 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bung Plugs is precision machin...

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M18 x 1.5 O2 Sensor Bung Plug - 6AL4V Grade 5 Titanium

M18 x 1.5 O2 Sensor Bung Plug - 6AL4V Grade 5 Titanium

SKU 74006
$ 15.95 - $ 15.95
$ 15.95
$ 15.95 - $ 15.95
$ 15.95
Only 14 left!

6AL4V GRADE 5 TITANIUM O2 SENSOR BUNG PLUG — M18 X 1.5 THREAD The Ace Race Parts brand of metric Oxygen (O2) Sensor Bung Plugs is precision machine...

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Vibrant "J" Style Oxygen Sensor Weld On Bung 304 Stainless - Ace Race Parts

Vibrant "J" Style M18 x 1.5 Oxygen Sensor Weld On Bung 304 Stainless (1192)

SKU VIB1192
$ 28.99 - $ 28.99
$ 28.99
$ 28.99 - $ 28.99
$ 28.99
Only 4 left!

• A very effective tool for avoiding Check Engine Lights. Pulls the Oxygen Sensor further away from the exhaust gas stream.• The "J" shape allows t...

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