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🚗 Clean Sensor, Peak Performance: Drive smarter, not harder!
Gumout 540041 Professional Formula Mass Air Flow Sensor Cleaner is an 11 oz precision spray designed to safely clean gas and diesel MAF sensors. By removing buildup of dirt, pollen, and oil, it restores sensor accuracy, improving fuel economy, throttle response, and horsepower without damaging sensitive components. Trusted by professionals and backed by high user ratings, it’s essential maintenance for any vehicle aiming to optimize engine performance.









| ASIN | B0CGVQQDVF |
| Brand | Gumout |
| Brand Name | Gumout |
| Contains Liquid Contents? | Yes |
| Country of Origin | USA |
| Customer Reviews | 4.7 out of 5 stars 745 Reviews |
| Included Components | Air Flow Sensor Cleaner |
| Item Type Name | Air Flow Sensor Cleaner |
| Item Volume | 11 Fluid Ounces |
| Item Weight | 0.41 Kilograms |
| Manufacturer | ITW |
| Model Number | 540041 |
| Net Quantity | 1.0 Count |
| Number of Items | 1 |
| Part Number | 540041 |
| Recommended Uses For Product | Fleet and plant maintenance. |
| Size | 1 count (Pack of 1) |
| Special Feature | Restorer |
| Special Features | Restorer |
| Specific Uses For Product | Fleet and plant maintenance. |
| Surface Recommendation | Miscellaneous |
| UPC | 071948400412 |
| Unit Count | 1.0 Count |
B**B
Effective MAF Sensor Cleaner
The Gumout Professional Formula MAF Sensor Cleaner is excellent for keeping your mass air flow sensor clean and performing well. It sprays evenly, evaporates quickly, and doesn’t leave any residue. Using it helps improve engine performance and fuel efficiency by removing dirt and grime buildup. The 11 oz can lasts through multiple cleanings, making it a good value. Overall, a must-have for anyone maintaining their vehicle’s air intake system.
M**E
Reliable, Clean, and Powerful Adhesive—Great Value
I’ve tried a few spray adhesives before, but this one stands out. The spray comes out in a clean, even mist—no clogs, no mess—which makes it super easy to apply precisely where you need it. I used it on a foam board and a piece of lightweight fabric, and both bonded quickly and held strong. It dries clear, doesn’t warp the surface, and there’s barely any chemical smell. Compared to other brands I’ve used, this gives better control and a more professional finish. For the quality and performance, it’s a great value and a permanent fixture in my DIY kit. Also was pretty safe got on my hands and washed right off.
A**R
Try before replacing MAF
Works as needed and helped resolve a check engine light and rough idle. Just remove the MAF and spray it on and wait for it to dry and re-install.
M**L
Throttle body cleaner
Good value
T**K
Good product
Does a great job and lasts a long time.
Trustpilot
1 month ago
2 weeks ago