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STA-BIL 360 Protection Ethanol Treatment & Fuel Stabilizer - Full Fuel System Cleaner - Fuel Injector Cleaner - Increases Fuel Mileage - Protects Fuel System - Treats 50 Gallons - 10 Fl. Oz. (22264)

4.8 4.8 out of 5 stars 5,599 ratings

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Available at a lower price from other sellers that may not offer free Prime shipping.
10 fl oz

Purchase options and add-ons

  • Fuel System Cleaner - STA-BIL 360 Protection completely cleans the entire fuel system from fuel injectors to fuel pumps, and removes water, gum, and varnish to keep your fuel system free of corrosion
  • Fuel Stabilizer - Use STA-BIL 360 Protection to prevent fuel corrosion and keep ethanol-blended fuels fresh for up to 12 months, so your fuel system and engine stay healthy and ready for action!
  • MPG Booster - STA-BIL 360 Protection helps you get the most out of your fuel at every fill up, and increases your gas mileage and engine power with a clean and protected fuel system
  • Directions - Pour directly into fuel tank prior to fill up. Use 1 oz for every 5 gallons of fuel. Run the engine for 5 minutes to treat the entire fuel system
  • All STA-BIL branded products are good for use up to 2 years after the bottle was opened. Be sure to mark the date you opened the bottle on the back of your package!
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Important information

Safety Information

Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov


From the manufacturer

sta bil, 360 protection, fuel additive, fuel treatment, ethanol treatment, ethanol additive
360 protection

HOW TO USE:

step 1

step 2

step 3

360 protection sta bil fuel additive ethanol treatment fuel stabilizer enzyme additive startron
360 marine storage fuel stabilizer carb and choke cleaner starting fluid start your engines
STA-BIL 360 Marine STA-BIL Storage Fuel Stabilizer STA-BIL Carb & Choke Parts Cleaner STA-BIL Starting Fluid STA-BIL Start Your Engines!
Customer Reviews
4.8 out of 5 stars
6,807
4.8 out of 5 stars
29,198
4.6 out of 5 stars
395
4.7 out of 5 stars
2,902
4.4 out of 5 stars
880
Full fuel system and fuel injector cleaner for marine engines Fuel stabilizer designed to keep fuel fresh for up to 24 months Dissolves gum, varnish, dirt, and carbon deposits on unpainted metal parts Lubricates upper cylinder and prevents corrosion for smoother starts Quickly starts rough or non-running small engines
Safe for Diesel Engines
Safe for Marine

Product Description

As America's #1 Ethanol Treatment, you can trust STA-BIL 360 Protection to keep your gasoline-powered engine running at peak performance, and is safe for use in all gasoline engines, including 2-cycle and 4-cycle. By preventing the buildup of unwanted gum and varnish, this product is recommended for use in your vehicle, motorcycle, lawn mower, snow blower, boat, generator, and more. STA-BIL 360 Protection Ethanol Treatment & Fuel Stabilizer prevents corrosion caused by ethanol blended fuel. Effective in all gasoline blends, including ethanol and non-ethanol, this product helps increase engine power and fuel efficiency. STA-BIL 360° Protection, America's #1 Ethanol Treatment, is engineered to combat the negative effects of ethanol-blended fuels. This industry-leading formula prevents corrosion, cleans the fuel system, and prevents the buildup of unwanted gum and varnish; ensuring your equipment will be ready to go whenever you need it. 1oz treats 5 gallons of gas. If using with small engine equipment pour directly into your gas can. If adding to a vehicle it is best practice to add STA-BIL 360° Protection before adding fresh fuel at the pump. This product is designed to be added to the fuel as soon as you get it that way you know the fuel is fresh. This formula will also keep gas fresh for up to a year. Use throughout the season to make sure your engine runs top-notch year-round!.

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Warranty & Support

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STA-BIL

STA-BIL 360 Protection Ethanol Treatment & Fuel Stabilizer - Full Fuel System Cleaner - Fuel Injector Cleaner - Increases Fuel Mileage - Protects Fuel System - Treats 50 Gallons - 10 Fl. Oz. (22264)


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    Price-29% $7.81
    List:$10.99
    $27.49$12.98$4.22-8% $10.99
    List:$11.99
    $15.99
    Delivery
    Get it as soon as Wednesday, Apr 3
    Get it as soon as Wednesday, Apr 3
    Get it as soon as Wednesday, Apr 3
    Get it as soon as Wednesday, Apr 3
    Get it as soon as Wednesday, Apr 3
    Get it as soon as Wednesday, Apr 3
    Customer Ratings
    Easy to use
    4.7
    5.0
    4.8
    4.7
    4.7
    4.7
    Value for money
    4.6
    4.3
    4.6
    4.7
    4.6
    4.6
    Mileage
    4.5
    4.6
    4.5
    4.6
    4.5
    4.5
    Stability
    4.7
    4.8
    4.7
    4.7
    Sold By
    Amazon.com
    Discount-Brands
    Amazon.com
    Amazon.com
    Amazon.com
    Amazon.com

    Looking for specific info?

    Customer reviews

    4.8 out of 5 stars
    4.8 out of 5
    5,599 global ratings

    Customers say

    Customers like the ease of use, ethanol additive, performance, quality and protection of the auto accessory. For example, they mention it starts easier, idles more smoothly, improves mileage and engine performance, and protects the inside of the gas tank from corrosion. They are also happy with fuel saving, value, and gas stabilization.

    AI-generated from the text of customer reviews

    205 customers mention205 positive0 negative

    Customers are satisfied with the quality of the product. They mention that it works well as an additive and provides great value for money. Some say that it's a good quality generator, but some have reported minor cosmetic issues.

    "...saws, two generators one tiller as well as outboard motors continue to run perfectly with nothing more than normal maintenance...." Read more

    "...It removes water, has cleanersand stabilizes gas. One ounce will treat 5 gallons of gas...." Read more

    "Works great, a little difficult to pour into gas tank" Read more

    "Works great!!!" Read more

    66 customers mention63 positive3 negative

    Customers are satisfied with the performance of the auto accessory. They mention that it increases torq, horse power, throttle response, and full efficiency. Some say that their cars run smoother, and the engine idles more smoothly. Overall, customers are happy with the product's performance.

    "Add to tank at every fill-up. As a result, engine idles more smoothly." Read more

    "...It just makes all of them run smoother." Read more

    "...The biggest surprise (to me) was the increase in gas mileage. I normally run between 13.5 and 14.0 mpg around town and 20.0 to 22.0 on the highway...." Read more

    "...(I wish I knew how it does this.) My car runs smoother and starts better when hot, it use to not do this...." Read more

    48 customers mention41 positive7 negative

    Customers like the value of the auto accessory. They say it's cheaper than an engine rebuild, saves them money, and is way cheaper than using non-ethanol gasoline.

    "...48 miles / 16 mpg = 3 gals. 3 gals * $4 = $12. This stuff is now saving me money...." Read more

    "Finally found the right size fiel stability product. Great value for the money and performs great. Versatile product and utilize little storage space." Read more

    "...This is the best price I have ever found for this product, it's highly economical." Read more

    "...we started using this about ten years ago, and it's way cheaper than using non-ethanol gasoline." Read more

    45 customers mention45 positive0 negative

    Customers like the fuel saving of the auto accessory. They say it works great to keep the gas good for at least a year, and it helps to keep carburetor clean during storage. Some say it prevents the gas from turning bad after a month.

    "...Zero problems due to fuel and no I do not drain my fuel when they are put away and they always start with one or two pulls on the old gas 6 months..." Read more

    "It keeps my gas for my garden equipment ready for use." Read more

    "I am glad this keeps the fuel fresh & stops the ethanol problems to fuel lines...." Read more

    "Fuel stays fresh for extended period, will recommend to family and friends" Read more

    23 customers mention20 positive3 negative

    Customers like the ethanol additive. They say it helps prevent ethanol, fights negative effects of ethanol and quiets down a buzzy engine. They also say it's an important fuel additive that keeps carburetors from getting ethanol build up. It's excellent for 10% ethanol blended gasoline and acts as an octane booster.

    "...I use this version because it helps with the damage ethanol can cause to small engines, especially if they are not used alot...." Read more

    "...issues you might have with a daily driver.. These properties are essential for lawn equipment, dirt bikes, motorcycles, two stroke engines and..." Read more

    "...It also acts as an octane booster." Read more

    "...to use to not only keep fuel fresher longer, but fight against the ill effects of ethanol...." Read more

    16 customers mention16 positive0 negative

    Customers like the gas stabilization of the auto accessory. They say it helps clean starts and truly stabilizes gas in vehicles not driven as often. They also say it provides the gasoline stabilizer while also addressing the ethanol issue. Customers also mention that the product helps preserve the gas and prevents it from gumming up the carburetors.

    "...It removes water, has cleanersand stabilizes gas. One ounce will treat 5 gallons of gas...." Read more

    "Stabil.... Fuel stabilize is great. My tiller is extremely old. I put the stabilize Fuel helper in with the gas, mixed it up...." Read more

    "This product provides the gasoline stabilizer while also addressing the "Ethanol Issue"...." Read more

    "Stabilizes the fuel in my storage tank so no water appears in the filter bowl...." Read more

    16 customers mention16 positive0 negative

    Customers are satisfied with the protection provided by the auto accessory. They mention that it protects the fuel system, ethanol, and the inside of the gas tank from corrosion. They also say that it provides cheap protection for valuable vehicles and adds a bit of fuel storage protection.

    "I like that it protects the fuel systems in the vehicles...." Read more

    "...that(supposedly, but I do trust STA-BIL) plus it also adds a bit of fuel storage protection for that extra time between fills...." Read more

    "...This little bottle protects up to 50 gallons of gasoline for 365 days, keeping my gasoline in the tank fresh til next year winter...." Read more

    "...One ounce treats 4 gallons and the gas stays fresh. It protects against ethanol too...." Read more

    14 customers mention14 positive0 negative

    Customers find the auto accessory easy to use. They say it starts easier, idles more smoothly, and is easy to add to the fuel tank. Some mention that the bottles are convenient to use at the gas pump with the measuring spout. Customers also say that the long neck makes it easy to operate.

    "...My tiller fired right up. Started the tiller quickly." Read more

    "...First time I've ever used this kind of dispenser. It's easy to use, except you'll need a little light, and possibly reading-glasses, to see the..." Read more

    "...line of preservatives, feel good about it, fingers crossed The car starts right up provided its not cray cray cold and the battery is in fair..." Read more

    "...I've noticed it starts easier and idles more smoothly now too.I paid full price and hate sponsored reviews." Read more

    Best Ethanol Engine Fuel treatment
    5 Stars
    Best Ethanol Engine Fuel treatment
    Best high performance high flow air filter for any Ram 1500 HEMI V8 5.7L Mileage went up from about 8 mpg to 16 MPG !!! on Pennzoil Ultra Platinum 5W-20 Full Synthetic engine oil and Shell V-Power Nitro + Premium gas mixed with STA-BIL 360 Protection Ethanol Fuel Treatment. On Highway it hovers around 20 MPG!!! With Variable Valve Timing and Engine Cylinder Management that shuts off 4 cylinders and running on another 4 cylinders for fuel economy shines 20 MPG-22 MPG. Also overall performance is noticeable from smoother idle to higher RPMs. As an ex- U.S. Air Force mechanic, this K&N filter, Pennzoil Ultra Platinum/Platinum, Shell V-Power NItro+ mixed with 1oz per every 5 gallons of Premium Shell Fuel is definitely a good starts to improve mileage and engine performance especially at idle. Not payed or sponsored by K&N, Pennzoil, STA-BIL or affiliate companies
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