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🎄 Ace Race Parts will be closed from December 24th through December 26th for the Christmas holiday. Orders will be processed on December 23rd and December 27th in the order they are received. Expedited shipping orders are guaranteed to ship out if placed before the same-day shipping cutoff time (12 PM Pacific). Wishing you a Merry Christmas and Happy Holidays! 🎄
🎄 Ace Race Parts will be closed from December 24th through December 26th for the Christmas holiday. Orders will be processed on December 23rd and December 27th in the order they are received. Expedited shipping orders are guaranteed to ship out if placed before the same-day shipping cutoff time (12 PM Pacific). Wishing you a Merry Christmas and Happy Holidays! 🎄
O2 Sensor Bungs — Aluminum, Mild Steel, Stainless Steel, & Titanium

O2 Sensor Bungs — Aluminum, Mild Steel, Stainless Steel, & Titanium

Ace Race Parts' line of Weld Bungs, O2 Bungs, and Exhaust Gas Sensor Fittings has you covered! Whether you are fabricating or modifying an exhaust system, aluminum radiator, oil pan, custom tank, or other customized application our precision machined Aluminum, Mild Steel, Stainless Steel, and Titanium Bungs are used by fabricators and manufacturers worldwide.

Stainless O2 Exhaust Bung

ABOUT ACE RACE PARTS O2 BUNGS, WELD BUNGS, EXHAUST BUNGS

Ace Race Parts' brand of Bungs are precision CNC machined in an ISO 9001 certified facility out of solid billet Aluminum, Mild SteelStainless Steel, and Titanium. Ace Race Parts' bungs are offered in a variety of sizes and thread pitches and are suitable in automotive, industrial, marine, and other applications where a metric, AN, or NPT threaded weld-on bung is required. Available in Male NPT, Female NPT, and Metric threaded options our bungs are cleaned, de-burred, and individually packaged to ensure the cleanliness and safety of the product during transport.

METRIC SIZE O2 BUNGS AND BUNG PLUGS

SKU DESCRIPTION MATERIAL MSRP
26001
M18 x 1.5 O2 Sensor Bung - Stepped (Flat Bottom)
304 Stainless $5.95
26002 M18 x 1.5 O2 Sensor Bung - Saddled for 1.500"-2.500" Diameter Tube 304 Stainless $5.95
26020 M18 x 1.5 O2 Sensor Bung - Saddled for 3.000"-5.000" Diameter Tube 304 Stainless $5.95
26007 M18 x 1.5 O2 Sensor Bung 45° Angle Cut 304 Stainless $5.95
26003 M18 x 1.5 O2 Sensor Bung - Stepped (Flat Bottom) Mild Steel $2.00
26004 M18 x 1.5 O2 Sensor Bung Plug Mild Steel $2.50
74001
M18 x 1.5 O2 Sensor Bung - Saddled for 1.500"-2.500" Diameter Tube
CP2 Titanium $14.00
74002
M18 x 1.5 O2 Sensor Bung - Saddled for 1.500"-2.500" Diameter Tube
CP2 Titanium $14.00

NPT THREADED HALF COUPLINGS AND BUNGS

SKU DESCRIPTION MATERIAL MSRP
26009 1/8" 150# NPT Half Coupling 304 Stainless $1.81
26010
1/4" 150# NPT Half Coupling
304 Stainless $1.94
26011
3/8" 150# NPT Half Coupling
304 Stainless $2.11
26012
1/2" 150# NPT Half Coupling
304 Stainless $2.87
26013
3/4" 150# NPT Half Coupling
304 Stainless $5.42
26015 1/8" NPT Female Weld Bung 6061 Aluminum $3.33
26016
1/4" NPT Female Weld Bung
6061 Aluminum $4.80
26017
3/8" NPT Female Weld Bung
6061 Aluminum
$5.75
26018
1/2" NPT Female Weld Bung
6061 Aluminum
$6.60
26019
3/4" NPT Female Weld Bung
6061 Aluminum $7.50

AN MALE AND FEMALE BUNGS

Coming soon!

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