Restore optimal engine performance with the GM 12711405 Mass Air Flow (MAF) Sensor, a high-precision OEM replacement part for 2019+ GM vehicles equipped with L84, L87, L8T, and LT2 engines. Whether you drive a Silverado, Sierra, Tahoe, Yukon, Escalade, Express, Suburban, or Corvette, this sensor ensures accurate airflow measurements, maintaining the perfect air-fuel ratio for peak efficiency and power. Engineered for OEM-grade durability and precision, the GM 12711405 MAF sensor is built to resist dirt, oil, and contaminants, ensuring consistent performance and long service life. Designed for a direct plug-and-play fit, this sensor installs seamlessly with factory connectors, eliminating the need for modifications or programming. If you're experiencing engine hesitation, poor fuel economy, or check engine light issues, a faulty MAF sensor could be the cause. Restore your vehicle's smooth acceleration, fuel efficiency, and emissions control with this genuine GM replacement part.