现代起亚氧传感器 39210-2B100 0258986745 适配悦动瑞纳福瑞迪K3

Oxygen sensor replacement for Hyundai Elantra, Avante, Kia Rio 1.6L and Forte, K3 etc., OEM number 39210-2B100 (compatible with 0258986745), uses zirconia ceramic element and high-temperature resistant alloy housing; welding process validated by salt spray test; durability on par with OEM but lower cost. Installation difficulty: medium; use a special socket to remove old unit; avoid thread stripping. When the vehicle shows high fuel consumption, sluggish acceleration, or engine check light on, sensor aging is usually the cause and replacement is advised.