Subaru Impreza Air Flow Meter 22680AA380 Original Standard Intake Sensor

Subaru Impreza all models 22680AA380 mass air flow sensor direct replacement; batch-insensitive; plug-and-play. Core function: accurately measure intake air, send data to ECU to synchronize fuel injection and ignition timing. Fits NA and turbo variants. If rough idle, acceleration hesitation, or rising fuel consumption, replacement restores performance; symptoms of aging include MIL, cold-start difficulty, or exhaust black smoke; replace promptly.