Description
Product Overview
BG Fuel System Cleaner 20811 is a professional‑grade, 11 oz aerosol formulated to rapidly dissolve carbon deposits in fuel injectors, valves and combustion chambers. Designed for gasoline engines, the formula works effectively in as little as a few minutes, allowing you to treat up to 20 gallons of gasoline per can. The product is packaged in a compact 9 × 9 × 5 inches container weighing 2.92 lb, making storage and handling easy.
![[Product front view showing all components]](https://www.prenso.store/wp-content/uploads/2026/06/46877e7306d241f5b603692663775a7f.jpg)
Usage
Simply add the recommended amount of cleaner to a full tank of gasoline, run the engine for a short warm‑up period, and then drive normally. Ideal for daily drivers, performance vehicles, and fleet maintenance, it helps restore power, improve fuel efficiency and lower emissions. Suitable for all gasoline‑powered cars, trucks and small engines.
Why Choose Us
BG has been the choice of automotive professionals for over four decades, offering a proven formula that delivers consistent results without harming seals or fuel system components. Each can is manufactured to strict quality standards, ensuring reliability and safety. Our product is backed by a responsive customer support team ready to assist with any technical questions.
Key Features
- Rapidly cleans injectors, valves and combustion chambers for immediate performance gains
- Treats up to 20 gallons of gasoline per 11 oz can, offering great value
- Formulated exclusively for gasoline engines, safe for all modern fuel systems
- Improves fuel efficiency, reduces emissions and restores engine power
- Supported by 40+ years of professional use and dedicated after‑sales service
FAQ
How often should I use the cleaner?
For most drivers, applying the cleaner every 3,000 to 5,000 miles helps maintain optimal performance. Heavy‑duty or high‑performance engines may benefit from more frequent use.
Is it safe for modern fuel injectors?
Yes, the formula is designed to be compatible with all standard gasoline injectors and does not damage seals or O‑rings when used as directed.
Can I use it with ethanol‑blended fuels?
Absolutely. The cleaner works effectively with E10, E15 and other common ethanol blends.
Do I need to run the engine after adding the cleaner?
After adding the recommended amount, let the engine idle for a few minutes to circulate the mixture, then drive normally to achieve full cleaning benefits.
What warranty does BG provide?
BG offers a 30‑day satisfaction guarantee and a dedicated support line for any product‑related inquiries.




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