12mm x 1.25 O2 Bung

The O2 Weld-In Bungs from HMF works with high-end after-market exhaust systems. These bungs are made from Stainless Steel and fit standard bosch O2 sensors. 

• Fitting
• Bung,
• Weld-In
• Oxygen Sensor
• Stainless-Steel
• 12mm

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Quiet Core
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