Precision-engineered WLGRT Air Flow Sensor ensures optimal engine performance with high-grade thermoplastic housing for durability. Direct-fit replacement part (OEM 28164-37200/2816437200) features laser-trimmed sensing elements for ±1% measurement accuracy. Compatible with Hyundai Sonata/Tiburon (2003-2010) and Kia models requiring MF21041N/5WK9643 specifications. Factory-calibrated signal output maintains fuel efficiency in extreme temperatures (-40°C to 120°C). CNC-machined connector base prevents air leaks for precise ECU data transmission. Batch-tested under SAE J1338 standards with waterproof potting compound protecting circuitry. Bulk order discount available for auto repair shops stocking common Hyundai/Kia service parts.