Hyundai Verna Front Oxygen Sensor 39210-2B140 Universal OZA770-EE17 Direct Installation

Hyundai/Kia: front upstream oxygen sensor for Hyundai i-2000s; OEM 39210-2B140; compatible with universal model OZA770-EE17; high-temperature ceramic probe and stainless steel housing; durability over 80% of OEM; suitable for short-term replacement needs. Monitors exhaust oxygen content and provides ECU feedback to adjust air-fuel ratio; fits Elantra II and some Kia Cerato. Installation medium; unscrew old sensor and thread in directly; use dedicated socket and clean threads.