Tomei Boss And Plug
Required For Installing an A/F Gauges
The use of an A/F sensor and gauge is an indispensable tool for engine tuning. To acquire the A/F reading, an O2 sensor needs to be installed on the exhaust manifold or the front pipe, along with installation of A/F gauge. This O2 sensor bung is then required in order to installing an O2 sensor on your car. A bung plug bolt is also included for when the O2 sensor is removed.
BOSS AND PLUG (Previous Part Number 490001)
- Category: Exhaust Boss And Plug
- Engine: UNIVERSAL
- Weight (lb): 1
- Dimension (inch): 10x6x1
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