Oxygen sensor conversion connector

Oxygen sensor adapter O2 with copper sealing ring. A dedicated piece to convert the oxygen sensor size from M18×1.5 to M12×1.25, used in exhaust systems to facilitate sensor installation or adjustment as needed. Comes with a copper ring to ensure a tight seal and prevent leakage. Specifications: Conversion: M18×1.5 → M12×1.25 Use: Adapter / separator for O2 oxygen sensor Includes copper ring for sealing Precise thread for better stability Suitable for various exhaust systems Features: Prevents exhaust leakage Easy and quick installation Resistant to heat and pressure Suitable for cars and modifications A practical and reliable option when needing to change the oxygen sensor size or use a separator