HELLA6PA 358 221-471O2 Sensor£38.99
Compare OEM & aftermarket Smart o2 sensor — check fitment by model and engine
Popular O2 Sensor parts at great prices.
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Finding the right o2 sensor for your Smart is essential for safe and reliable driving. We stock 116+ options from 24+ trusted brands, all with TecDoc-verified fitment for your specific vehicle.
When choosing o2 sensor for your Smart, consider factors like OEM vs aftermarket quality, material specifications, and your driving conditions. OEM parts match original specifications exactly, while premium aftermarket brands like Bosch, TRW, and Febi Bilstein often offer comparable quality at lower prices.
All o2 sensor listed on this page are confirmed compatible with Smart. Our fitment data is sourced from TecDoc, the industry-standard European automotive parts database. If you are unsure about compatibility, check the OE part number on your existing component and use our cross-reference search.
