EVOzuRun aftermarket Hyundai Oxygen Sensor 39210-2E700 392102E700

Applicable Car Models

Main Feature

How to Tell If Your Oxygen Sensor Needs Replacement?

• Perfect Closed-Loop Signals(left side)               
• Steady Downstream Reading(left side)
• The "Flatline" Warning:As shown in the right chart, if your scanner shows a frozen straight line, your sensor has failed or stopped responding.(right side)

⚠️ Is your car experiencing any of these symptoms?

Why Choose us-EVOzuRun?

100% Factory Tested: Every single sensor undergoes rigorous continuous-cycle testing before leaving the warehouse to guarantee a flatline-free, ultra-long service life.

Strict quality control keeps defects under 1%. Our products meet OEM & industry standards for safe, reliable performance in all conditions.

Premium Quality Ceramic Chips | Full In-house Strict Quality Control From Core To Finished Sensor | Direct Factory Supply

High-density kraft carton + custom hot-molded EPE foam, precise die-cutting & offset printing crafts offer durable, shockproof packaging protection to keep your goods intact throughout shipment.

FAQ

It detects oxygen in exhaust gas, sends signals to ECU to adjust air‑fuel ratio, improve fuel efficiency and reduce emissions.

Good chips have fast response, stable signals, high‑quality ceramic and high temperature resistance. Poor ones are unstable and short‑lived.

Clear fault codes first. Check wiring, exhaust leaks, sensor model matching and catalytic converter condition.

Upstream: Before catalytic converter, controls air‑fuel ratio, longer wire.

Downstream: After catalytic converter, monitors catalyst efficiency, shorter wire.