Iso-HEET Fuel-Line Antifreeze and Injector Cleaner 12 fl. oz - Premium Water Absorbing Formula
Iso-HEET Fuel-Line Antifreeze and Injector Cleaner 12 fl. oz - Premium Water Absorbing Formula
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Iso-HEET Fuel-Line Antifreeze and Injector Cleaner 12 fl. oz - Premium Water Absorbing Formula

892 ratings
Iso-HEET Fuel-Line Antifreeze and Injector Cleaner 12 fl. oz - Premium Water Absorbing FormulaIso HEET Fuel Line Antifreeze and Injector Cleaner 12 fl oz Premium Water Absorbing Formula2 pack Iso HEET Fuel Line Antifreeze and Injector Cleaner 12 fl oz Premium Water Absorbing Formula4 pack Iso HEET Fuel Line Antifreeze and Injector Cleaner 12 fl oz Premium Water Absorbing Formula
Pack SizeSingle

Key item features

  • Premium Antifreeze: Iso-HEET is the leading brand of premium gas-line antifreeze, recognized for its effectiveness in fuel system maintenance.
  • Superior Absorption: This formula absorbs five times more water than standard gas dryers, efficiently removing moisture from the fuel system.
  • Corrosion Prevention: It actively prevents rust and corrosion within the fuel system, contributing to engine longevity.
  • Engine Compatibility: The solution is suitable for use with all engine types, ensuring broad applicability.
  • Cold Weather Performance: It maintains clear fuel lines during cold winter conditions, preventing freezing and blockages.
  • Enhanced Performance: The product improves overall vehicle performance by ensuring a clean and moisture-free fuel system.
  • Convenient Size: Packaged in a handy 12 fl. oz. bottle, it offers ease of use and application.
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Specs

Compatible cars, Universal Gasoline EnginesFeatures, Easy InstallationForm, LiquidSize, 12 fl ozProduct line, De-Icer, Iso-HEETVehicle fitment type, Universal

About this item

Product details

Iso-HEET Fuel-Line Antifreeze & Injector Cleaner improves your vehicle's fuel system by absorbing moisture. This solution prevents rust and corrosion, working well with all engines, and keeps lines clear in cold winters. The 12 fl. oz. bottle is handy, making it easy to use. It enhances your vehicle's performance and offers long-term engine protection from moisture and impurities.
  • Iso-HEET is the #1 Selling brand of premium gas-line antifreeze
  • Absorbs 5 times more water than regular gas dryers
  • Removes water from fuel system
  • Prevents rust and corrosion
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Compatible cars

Universal Gasoline Engines

Features

Easy Installation

Form

Liquid

Size

12 fl oz

Warranty

Warranty information

All products come with a 90 Day, or longer, manufacturer warranty

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Customer ratings & reviews

4.7 out of 5 stars
stars
892 ratings248 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars85% (755)
  2. 4 stars9% (84)
  3. 3 stars3% (28)
  4. 2 stars1% (10)
  5. 1 star2% (15)

Reviews summary

Pros

  • : Prevents fuel line freezing in cold temperatures.
  • : The item is frequently sold at lower retail prices.
  • : Works well in low temperatures and winter.
  • : The additive clears contaminants and prevents line freezing.
  • : Works well in sub-zero temperatures.

Neutral

  • : Can be highly effective, but performance varies by gas quality.
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Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
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Showing 1-3 of 248 reviews

Jul 16, 2026
Reviewer name: TennesseeMelody
Top Reviewer
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Works great to handle bad gas

Somewhere along the way I got some bad gas in my tank. After using a couple of bottles of this additive my Jeep is back to normal and my gas mileage is better than before. Will buy again.

Helpful?52IQYVPSEB2S16879747
Aug 19, 2026
Reviewer name: Nicole
Top Reviewer
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

My go to

My go to dry gas. I always notice a considerable difference after using 2 bottles.

Helpful?52IQYVPSEB2S16879747
Jul 16, 2026
Reviewer name: Lynn
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great product

Worked like a charm.

Helpful?52IQYVPSEB2S16879747
Current price is $3.34
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