Dorman 917-109 Oxygen Sensor Bung 18mm x 1.5mm Thread

The Dorman 917-109 is a high-quality oxygen sensor bung designed for exhaust system repair and fabrication. This precision-engineered bung features an 18mm x 1.5mm thread pitch, the standard size for most modern O2 sensors.

Key Features:

• 18mm x 1.5mm thread pitch fits most oxygen sensors
• Durable steel construction for high-temperature exhaust applications
• Ideal for custom exhaust fabrication or repair of damaged sensor bungs
• Can be welded directly into exhaust pipes or headers
• Allows proper installation and sealing of oxygen sensors

This replacement bung is essential when repairing damaged threads in an exhaust system or when adding an O2 sensor to a custom exhaust setup. The 18mm x 1.5mm thread specification ensures compatibility with the vast majority of automotive oxygen sensors used in modern vehicles.