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GlowShift’s 45 Degree Wideband Bung was designed at a 45° angle and is notched as well for an even easier and more effective fit when installing a wideband oxygen sensor to your car. Additionally, if clearance is an issue and you need a tighter fit to your exhaust system, this 45 degree angle wideband oxygen sensor bung is the perfect solution. Made from high-quality 304 stainless steel, the O2 sensor bung adapter is 1” tall with a thread size of 18mm x 1.5mm which is standard with most O2 sensors. Added benefits of this oxygen sensor weld bung include better performance and less restriction in the exhaust system. GlowShift includes unlimited tech support and a one-year limited warranty with each purchase.