Description
When upgrading your exhaust system or relocating O2 sensors for custom tuning, mismatched bung sizes create installation headaches and potential exhaust leaks. The DRAG SPECIALTIES 18mm to 12mm O2 Sensor Adapters solve this compatibility problem with a straightforward mechanical solution, allowing you to use modern 12mm sensors in vintage 18mm bungs without fabrication. This kit includes everything needed for a clean, reliable installation—adapters, extension wire, connectors, and detailed instructions.
- Converts 18mm bungs
- Accepts 12mm sensors
- Qty: Two adapters
- Includes extension wire
- Wire connectors provided
- Bolt-on installation
- No welding required
- Complete kit with instructions
- MPN: 1861-0594
- Manufacturer: DRAG SPECIALTIES






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