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AMSOIL Gasoline Stabilizer

Product code : ASTCNC-EA

  • Helps keep fuel fresh up to 12 months
  • Protects against varnish and gum buildup
  • Fights ethanol corrosion
  • Ideal for stored seasonal equipment such as snowmobiles, lawnmowers, motorcycles and boats

AMSOIL Gasoline Stabilizer



Keeps fuel from deteriorating during storage for up to 12 months, allowing easier startups. Resists the formation of varnish and gum to keep fuel systems and storage tanks clean. Effective in ethanol-blended fuel. Ideal for all two- and four-stroke engines, including motorcycles, snowmobiles, boats, ATVs, edgers, tillers, mowers, cars, trucks, snowblowers, chainsaws, generators and farm and construction equipment.

See the product data sheet for full details.


REDUCES MAINTENANCE

  • Helps reduce maintenance time and costs by preventing harmful deposits from forming in the tank and fuel system.
  • Helps eliminate the need to clean or replace carburetors after long-term storage.
  • Fights harmful corrosion to maintain fuel-system cleanliness and operation.

Gasoline Stabilizer Fights Corrosion

AMSOIL provides corrosion protection Sea Foam* Motor Treatment can't match, helping maintain power and performance and keeping metal corrosion free, even when subjected to salt water.X

AMSOIL Gasoline Stabilizer provides corrosion protection Sea Foam Motor Treatment can’t match.

XBased on independent third-party testing of AMSOIL Gasoline Stabilizer obtained July 1, 2022, and Sea Foam Motor Treatment purchased June 30, 2022, in a modified NACE TM0172 using synthetic sea water per ASTM D665B.
*All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.


HELPS EQUIPMENT START RELIABLY

  • Eliminates the need to drain fuel from equipment before long-term storage.
  • Offers peace of mind that equipment will not only start when it is needed, but will perform properly.

Gasoline Stabilizer Improves Stability

AMSOIL Gasoline Stabilizer delivers 8X longer fuel stability than Sea Foam® Motor Treatment in the triple-length gasoline oxidation stability test (ASTM D525), helping maintain startability and protect against the formation of varnish and gum.Z

AMSOIL Gasoline Stabilizer provides fuel stability that Sea Foam Motor Treatment can’t match.

  Sea Foam AMSOIL
Minutes 536 4,320

ZBased on independent third-party testing of AMSOIL Gasoline Stabilizer obtained July 1, 2022 and Sea Foam Motor Treatment purchased June 30, 2022 in a triple-length gasoline oxidation stability test (ASTM D525) using test fuel containing no oxidation-stability-improving additives.
*All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.

See the product data sheet for full details.

AMSOIL Gasoline Stabilizer

Data Bulletin

Warranty

SDS



AMSOIL Gasoline Stabilizer

  • 5 star rating
    Added to my GTO after sitting for 5 months
    By  DONALD R.,  a  Verified Buyer  from  Oklahoma   on  June 19, 2024
    I added it to my GTO after sitting 5 months while replacing the engine. I haven’t had any problems with start-up or fuel related issues.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Stabilizer
    By  HARRY,  a  Verified Buyer  from  Indianapolis   on  June 08, 2024
    The best stabilizer I’ve used
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    As expected
    By  TIM,  a  Verified Buyer  on  May 10, 2024
    Used it for off season storage and throughout the year. No issues with fuel spoiling.
    Bottom Line
    Yes, I would recommend this to a friend.
    Was this review helpful?
  • 5 star rating
    Works great
    By  ROBERT,  a  Verified Buyer  on  April 17, 2024
    I use this year round in my boat and generator always cranks up easy and runs great
    Bottom Line
    Yes, I would recommend this to a friend.
    Was this review helpful?
  • 5 star rating
    Peace of mind
    By  PAUL,  a  Verified Buyer  from  CT  on  March 31, 2024
    I use this in my vehicles and everything else with a gasoline engine. It keeps fuel from going bad and and your motors from rusting from the inside out. I rely on the Amsoil reputation.
    Bottom Line
    Yes, I would recommend this to a friend.
    Was this review helpful?
  • 5 star rating
    Gas Stadilizer
    By  Burtrow,  a  Verified Buyer  from  Apopka, Fl  on  January 12, 2024
    Very good, especially for small engines. Saves a lot of $ at repair shop.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Vintage Car Care
    By  BRAD,  a  Verified Buyer  from  Iowa  on  December 28, 2023
    1954 Chevy car. In the fall, as winter approaches, I put the prescribed amount of stabilizer in the gas at each fill. Never know when the last drive of the year will be before the salt is off the roads in the spring.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    To early to report?
    By  STEVEN,  a  Verified Buyer  from  Alabama  on  December 06, 2023
    Added on all my vehicles this fall and hopefully the vehicles that storage half a year will do fine. Thank you!
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 3 star rating
    Mediocre
    By  CURTIS,  a  Verified Buyer  from  Weatherford, Tx  on  November 29, 2023
    Nothing significantly changed over the course of several months of use in multiple vehicles , conveyances as far as the stability of gasoline used. Nothing significantly improved
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Stands alone
    By  ERIK,  a  Verified Buyer  from  Binghamton ny  on  November 19, 2023
    This is by far the best formulation of a gasoline stabilizer available anywhere. It definitely does what it’s supposed to and outperforms all others that I’ve tried. You truly can have piece of mind when using this. I use it in all of my landscaping equipment.
    Bottom Line
    Yes, I would recommend this to a friend.
    Was this review helpful?