
NOx Sensor Solutions for Modern SCR Systems
Explore BG NOx sensor solutions covering passenger cars, commercial vehicles, agricultural machinery and construction equipment. Search by OE number, vehicle application or BG reference.
A NOx sensor measures nitrogen oxides in the diesel exhaust stream and tells the control unit how much DEF/AdBlue to dose and whether the SCR catalyst is converting correctly. BEST GROWTH supplies upstream (pre-SCR) and downstream (post-SCR) NOx sensors across European, American and Asian platforms, matched by OE number, vehicle application or photo.
Related reading: NOx sensor function, symptoms & testing · How selective catalytic reduction works

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Frequently Asked Questions
How do I find the correct NOx for my application?
Provide the OE number, vehicle make, model, engine, year and emission standard. Our team will confirm the correct BG reference.
Can BG provide private-label packaging?
Yes — labels, packaging and printed materials can be customized subject to project review.
What is the typical lead time?
Lead time depends on quantity and reference. Please contact our sales team for an accurate confirmation.























