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Oxygen Sensor for Mitsubishi Galant 1999-2003 2.4L 3.0L 4-Wire Heated MD345771 Replacement

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€36,74
-37% €58,78 €36,74

Meet the Mitsubishi Galant O2 Oxygen Sensor, 4-Wire Heated MD345771 from WEIDA AUTO PARTS. This replacement sensor is engineered to fit Mitsubishi Galant models from 1999 to 2003 with 2.4L and 3.0L engines, delivering precise exhaust gas readings to help optimize your engine’s air-fuel mix. The 4-wire heated design warms up quickly for accurate readings during cold starts, supporting smoother idling, better fuel economy, and reduced emissions. OEM No.: MD345771 and LOEM No.: MD345771 ensure a seamless, plug‑in replacement that restores the vehicle’s monitoring system to proper operation. Origin: Mainland China. Sensor Type: Piezoelectric. Hysteresis: MD345771. Measuring Range: for Mitsubishi Galant 1999-2003 2000 2001 2002 2.4L 3.0L.

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Benefits & Tips

  • Restore optimal fuel efficiency by delivering accurate oxygen readings to the engine control unit, helping your Galant maintain the right air-fuel ratio.
  • Reduce exhaust emissions and improve combustion stability, contributing to smoother performance and easier emissions testing.
  • Fast warm-up for cold starts thanks to the built-in heating element, minimizing drive-ability issues during start-up.

Product specifications

  • Brand: WEIDA AUTO PARTS
  • Model / OEM No.: MD345771
  • OE/ OEM compatibility: Mitsubishi Galant (1999–2003) 2.4L and 3.0L
  • Sensor Type: Piezoelectric
  • Configuration: 4-Wire Heated
  • Measuring Range: fits Mitsubishi Galant 1999-2003 2.4L and 3.0L engines
  • Origin: Mainland China
  • Hysteresis: MD345771
  • LOEM No.: MD345771

Package includes:

  • 1 x Mitsubishi Galant O2 Oxygen Sensor, 4-Wire Heated MD345771

Warnings / Reminders

  • Ensure the engine and exhaust system are cool before attempting replacement.
  • Disconnect the negative battery terminal before installation to avoid shorts or electrical shocks.
  • Follow your vehicle’s service manual for torque specifications and proper installation procedures.