This oxygen sensor is designed as a replacement auto part for OE/OEM part number(s) 39210-03AA0. It is commonly used for Hyundai Elantra. Before ordering, compare the OE number, connector shape, mounting points, and original part photo to confirm fitment.Features Product type: Oxygen Sensor OE/OEM part number(s): 39210-03AA0 Compatible vehicle brand: Hyundai Compatible model: Elantra SKU: 39210-03AA0 Fitment & Compatibility Fitment summary: Vehicle Make: Hyundai Vehicle Model: Elantra Part Type: Oxygen Sensor OE/OEM Numbers: 39210-03AA0 Key fitment note: Match the OE/OEM number first. Vehicle model names and production years can vary by market, trim, engine, and connector style. What to compare: Original part number, plug shape, pin count, mounting tabs, bracket position, side/location, and overall size. Before Purchase Checklist Confirm your original OE/OEM part number before purchase. Compare the connector shape, pin count, mounting points, and installation position with your original part. Check vehicle year, make, model, engine, trim, and left/right or front/rear position when applicable. If you are unsure, email your VIN, OE number, and original part photo to [email protected] for fitment help before ordering. Package Includes1 x Oxygen Sensor. Product images show the actual style or compatible replacement style for reference.Important NoteProfessional installation is recommended. Electrical parts, sensors, switches, and modules that have been installed, modified, damaged, or show signs of use may not be eligible for return unless defective or incorrectly shipped. Product FAQ Fitment summary: Oxygen Sensor; OE/OEM 39210-03AA0; for Hyundai, Elantra, the listed year range, the matching engine or trim, the matching installation position. Please verify the OE/OEM number and original connector before ordering. Will this Oxygen Sensor fit my vehicle? This Oxygen Sensor is intended for vehicles that match OE/OEM part number(s) 39210-03AA0. Confirm the vehicle details and fitment notes: Hyundai, Elantra, the listed year range, the matching engine or trim, the matching installation position. Model names alone are not enough because connector style, year range, trim, engine, and installation position can vary. How do I confirm OE/OEM compatibility for 39210-03AA0? Use the number printed on your original part first, then compare it with this listing's SKU, MPN, OE/OEM numbers, and product photos. OE number matching is usually more reliable than matching only by vehicle model name. What should I compare before ordering this Oxygen Sensor? Compare connector shape, pin count, sensor length, mounting points, thread or insert style, and installation location. If any detail differs from your original part, contact us before ordering or installation. What symptoms can a failing Oxygen Sensor cause? A failing or incorrect Oxygen Sensor may cause incorrect signal readings, warning lights, intermittent operation, or diagnostic fault codes. Symptoms alone do not confirm fitment, so verify the OE number and physical part details before purchase. Can I get fitment help before ordering? Yes. Email your VIN, original OE/OEM part number, vehicle year/make/model/engine, product link, and clear photos of the original part and connector to [email protected]. We can help compare it with this Oxygen Sensor. Can this part fit the same vehicle model but a different year or trim? Possibly, but it should not be assumed. Many vehicles use different connectors, modules, sensors, or left/right versions across year ranges, trims, engines, and market regions. Is this a new replacement auto part? This listing is for a new replacement auto part supplied by Staceedress Auto Parts unless the product page explicitly states otherwise. It is selected by OE/OEM number and fitment reference, not by vehicle model name alone. What should I check before installation? Before installation, compare the new part with your original part side by side, especially connector shape, pin count, sensor length, mounting points, thread or insert style, and installation location. Installed, modified, damaged, or used electrical parts may not be eligible for return unless defective or incorrectly shipped.
