Gumout 540041 Professional Formula Mass Air Flow Sensor Cleaner Spray, 11 oz – Safely Cleans Delicate MAF Sensors to Improve Engine Performance, Restore Power, Reduce Hesitation and Boost Fuel Economy
Gumout Professional Formula Mass Air Flow Sensor Cleaner is a specially formulated solution designed to safely and effectively clean both gas and diesel Mass Air Flow (MAF) sensors, restoring sensor functionality and improving overall engine performance. Over time, contaminants such as dirt, pollen, oil, and other airborne particles accumulate on the MAF sensor, interfering with its ability to accurately measure airflow. This buildup can lead to poor sensor performance, causing issues like reduced fuel efficiency, sluggish throttle response, rough idling, and decreased horsepower. A clean MAF sensor is essential to maintaining an optimal air-to-fuel ratio, which is critical for efficient combustion and peak engine operation. Gumout’s proven formula is plastic-safe and will not damage sensitive electronic components, making it ideal for regular maintenance. To keep your engine performing at its best, it’s recommended to clean the MAF sensor every time the vehicle’s air filter is serviced or replaced. Key benefits of this professional-grade cleaner include the restoration of fuel economy, improved throttle response and acceleration, elimination of rough idle, maximized horsepower output, and the reestablishment of a proper air/fuel ratio. With its easy-to-use 11-ounce aerosol can and precise spray delivery, Gumout MAF Sensor Cleaner offers convenience and confidence for both DIY enthusiasts and professional technicians. Use regularly to help extend the life of your sensor, enhance drivability, and maintain your engine’s peak performance without costly repairs or replacements.
Price and availability captured 2026-08-21 and subject to change. The price shown on Amazon at the time of purchase applies.
0% above the 1-year average. Record low $9.99.
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- • Restores Sensor Accuracy & Fuel Economy - By safely removing contaminants like dirt, oil, and pollen from the MAF sensor, the cleaner helps restore the sensor’s ability to measure airflow accurately, which leads to improved fuel combustion.
- • Improves Throttle Response & Acceleration - A clean MAF sensor ensures that the engine receives the correct air-to-fuel mixture, resulting in faster and smoother throttle response and better acceleration performance.
- • Eliminates Rough Idle & Engine Hesitation - Contaminated MAF sensors can cause erratic idling, hesitation, and stalling. This cleaner helps eliminate rough idle, reduce hesitation, and ensure smoother engine operation.
- • Safe for All MAF Sensors - Formulated to be plastic-safe and non-damaging, this cleaner is safe for use on delicate, expensive MAF sensors in both gasoline and diesel engines, making it ideal for most modern vehicles.
- • Maximizes Horsepower & Engine Efficiency - By ensuring optimal air/fuel ratios, the cleaner helps engines produce maximum horsepower and maintain peak efficiency, supporting long-term performance and reduced emissions.
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