EUQWOSDD 2Pcs M18x1.5 Thread Stainless Steel Recessed Stepped O2 Sensor Bung Nut, Oxygen Sensor Probe Weld Thread Boss Nut

• Standard M18x1.5 Thread: 2 pack stepped oxygen sensor bungs with universal M18x1.5 thread, fits most automotive O2 sensors and wideband air fuel ratio sensors
• Premium 304 Stainless Steel: Made of heavy-duty 304 stainless steel, high temperature resistant up to 800°C, rust-proof and wear-resistant for long-term exhaust system use
• Precision Stepped Design: Recessed stepped structure ensures accurate welding positioning, prevents sensor tilting and provides a tight leak-proof seal for optimal sensor performance
• Universal Exhaust Application: Ideal for repairing damaged O2 sensor threads, adding extra sensors for exhaust modification, or custom exhaust pipe fabrication on cars, trucks and motorcycles
• Easy Weld Installation: Smooth surface and precise threading for easy installation and removal; welds cleanly to steel exhaust pipes without damaging sensor threads

EUQWOSDD M18x1.5 stepped O2 sensor bungs are the essential parts for exhaust system repair and modification. This value pack includes 2 high-quality threaded weld nuts, featuring the industry standard M18x1.5 thread size that is compatible with most factory and aftermarket oxygen sensors and wideband air fuel ratio sensors. Crafted from premium 304 stainless steel, these bungs can withstand extreme exhaust temperatures up to 800°C, making them resistant to rust, corrosion and wear for long-lasting performance even in harsh driving conditions. The precision stepped recessed design ensures accurate alignment during welding, preventing the sensor from tilting and creating a perfect leak-proof seal. This guarantees accurate sensor readings and optimal engine performance. These versatile bungs are perfect for repairing stripped or damaged O2 sensor threads, adding additional sensors for performance tuning, or building custom exhaust systems on cars, trucks, motorcycles and ATVs. Specifications: Thread Size - M18x1.5; Length - 1.4cm; Material - 304 Stainless Steel; Package Includes - 2 x Stepped O2 Sensor Weld Bungs. Note: Please confirm the thread size required for your vehicle before purchase. Professional welding installation is recommended.