Oxygen Sensor for Buick Excelle 1.6 and 1.8, 4 Wire

Upgrade your Buick Excelle with a reliable 4‑wire oxygen sensor from WEIDA AUTO PARTS. This heated, piezoelectric O2 sensor is engineered to deliver accurate exhaust gas readings across Buick Excelle 1.6 and 1.8 engines, as well as compatible models Epica, Lova 1.6, and Sail. With a fast warm‑up and stable signal, it helps optimize the air‑fuel ratio, improve fuel economy, and reduce emissions from day one of operation.

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Benefits & Tips

• Faster sensor response during cold starts thanks to the built‑in heating element, leading to quicker stabilization of the catalytic converter and cleaner emissions.
• Sharper fuel‑trim control improves idle smoothness and throttle response, helping your engine run efficiently over a wide range of driving conditions.
• Easy replacement for compatible Buick Excelle models (1.6/1.8) and the listed equivalents; use with a standard O2 sensor socket and follow proper torque and electrical connection procedures for best results.

Product specifications

• Brand: WEIDA AUTO PARTS
• Sensor type: Oxygen Sensor
• Technology: Piezoelectric
• Wiring: 4‑wire
• Heating: Yes (heated sensor)
• Application compatibility: Buick Excelle 1.6/1.8; Epica; Lova 1.6; Sail
• OEM numbers: 0258010010, 0258006966
• Origin: Mainland China

Package includes:

• 1 x Oxygen Sensor for Buick Excelle 1.6/1.8 (4‑wire, heated)

Warnings/Reminders

• Install with the engine cool and the electrical system powered down.
• Avoid touching the sensor tip with bare hands to prevent contamination.
• Ensure proper alignment and secure electrical connections to prevent sensor faults or exhaust leaks.