Hyundai Santa Fe oxygen sensor 392103E120 universal replacement for 392103E140/220 direct fit

This oxygen sensor is designed for Hyundai Santa Fe (2010-2015) 2.4L GDI engines, also compatible with 2013-2018 2.0T turbo versions, displacement 2.0L-2.4L. It monitors exhaust oxygen content and feeds back to the ECU to optimize air-fuel ratio, ensuring efficient combustion and reduced emissions. OEM number 392103E120 can be directly replaced with original parts, with universal substitutes 392103E140 and 392103E220 for cross-checking inventory. Replacement difficulty is moderate; use a dedicated oxygen sensor socket to avoid thread damage; applying penetrating antiseize before installation can extend life. For B2B buyers, this sensor is produced by KLP brand, OE-compliant, cost-effective compared to OEM parts, suitable for bulk purchases for repair shops or fleets.