Precision Oxygen Sensor for Buick Models
High-quality OEM adaptation ensures perfect fit for Buick Encore 1.6L, 1.5L, and compatible models like Regal GT/XT, GL8, and Envision. Durable zirconia ceramic core with advanced platinum electrodes for ultra-precise air-fuel ratio measurement, optimizing engine performance and fuel efficiency. Direct plug-and-play design with factory-grade wiring harness and waterproof connectors, ensuring hassle-free installation and long-term reliability. Ideal for both front and rear positions, effectively reducing emissions and enhancing catalytic converter efficiency to meet strict environmental standards. Trusted by professional mechanics and DIY enthusiasts for smooth acceleration, reduced engine hesitation, and improved overall drivability. Lowest wholesale pricing with bulk discounts—exclusive to global resellers and auto shops.