Seal unused oxygen sensor ports cleanly and securely with this precision-machined stainless steel O2 sensor bung plug. Designed for M18x1.5 threaded bungs, this plug is ideal for exhaust setups using wideband sensors, custom headers, or temporary sensor removal.

Product Highlights:

• Precision M18x1.5 Thread – Fits standard oxygen sensor bungs found on most aftermarket and factory exhaust systems.
• Stainless Steel Construction – Resists corrosion, heat cycling, and seizing in high-temperature exhaust environments.
• Copper Sealing Gasket Included – Ensures a tight, leak-free seal without the need for sealants.
• Compact Hex Head Design – Allows for easy installation and removal using standard hand tools.
• Ideal for Performance Builds – Perfect for wideband O2 setups, exhaust fabrication, or emissions-delete configurations.

Specifications:

• Condition: Brand New
• Thread Size: M18 x 1.5
• Material: Stainless Steel
• Hex Size: 5/16"
• Overall Width: 0.935"
• Overall Length: 0.536"
• Head Thickness: 0.140"

What’s Included:

• 1x Stainless Steel O2 Sensor Bung Plug
• 1x Copper Sealing Gasket

Whether you’re finishing a custom exhaust, blocking an unused sensor port, or running a wideband setup, this stainless steel bung plug delivers a clean, durable, and professional solution you can rely on.