Haltech Weld Fitting - Aluminum Thread: M12 x 1.5

Weld Fitting M14 x 1.5 - Small Thread Air Temp AluminumProduct DetailsSuits: Air Temp Sensor - Small Thread.

Weld Fitting 3/8 NPT - Suit Large Air Temp - AluminumProduct DetailsSuits: Air Temp Sensor - Large Thread and Coolant Temp Sensor - Large Thread.

O2 Sensor weld-on bung - 6061 AluminiumProduct DetailsSuits: M18 Thread Oxygen SensorsIncludes: 1 x 6061 Aluminium Weld On Bung