January 1, 2026

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10 Best fuel injector cleaners of 2026

Explore top picks

Best Choice

1

Autory

Fuel Injector Cleaner Machine 4 Cylinder Ultrasonic Fuel Injector Cleaner Tester 9 Test Modes Auto Fuel Injector Cleaner Tester Kit for 5V&12V Motorcycle Car Injectors
9.8

Exceptional

Our Rating
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Value for Money

2

BG
BG 44k Platinum New
Main highlights

Boosts Power and Efficiency
44k Platinum New enhances power output, restores fuel economy, and improves engine performance and drivability.

Ideal for High Output Engines
Perfect for small, high output engines sensitive to deposit buildup affecting performance and emissions.

Highly Rated by Users
Customers praise its effectiveness in improving mileage and restoring lost power, even in older vehicles.
Key specs
- Performance Improvement:Increases power output
- Compatibility:Gasoline engines
- Cleaner Function:Restores engine performance
- Fuel Economy:Restores fuel economy
- Application Method:Fuel additive
9.7

Exceptional

Our Rating

9.7
Simple to use

9.1
worth the money

8.9
distance
3

Lucas Oil
Lucas Oil 10003 Fuel Treatment - 1 Quart
Main highlights

Fuel System Efficiency
Cleans and lubricates the fuel system, improving MPG and reducing emissions.

Versatile Application
Ideal for gasoline and diesel engines, including older engines needing lead replacement.

Customer Praised Performance
Highly effective in restoring engine power and smooth operation.
9.4

Excellent

Our Rating

9.9
Simple to use

9.7
worth the money

9.5
Long life
4

Royal Purple
Royal Purple 18000 Max Atomizer Fuel Injector Cleaner, 6 fl. oz.
Main highlights

Fuel Efficiency Booster
Restores fuel economy and maximizes horsepower for better performance.

Versatile Engine Compatibility
Ideal for both gasoline and diesel engines, stabilizes ethanol.

Customer Praised Effectiveness
Improves engine responsiveness and smoothness, as noted in reviews.
9.3

Excellent

Our Rating

9.7
Simple to use

8.9
worth the money

8.7
distance
5

Molecure

Molecure Pea Complete Fuel System Cleaner – High-Strength Fuel Injector & Combustion Chamber Cleaner, Restores Performance, Improves Fuel Efficiency, Treats Up to 20 Gallons, 12 oz
9.2

Excellent

Our Rating
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6

Chevron
Chevron Techron Concentrate Plus Fuel System Cleaner, 12 oz, Pack of 1
Main highlights

Cleans Restores Protects Fuel System
Chevron Techron Concentrate Plus cleans, restores, and protects fuel injectors, carburetors, intake valves, and combustion chambers, enhancing overall vehicle performance.

Ideal for Regular Maintenance
Use every 3,000 miles for automobiles and trucks, or as needed for other gasoline engines like motorcycles, boats, and lawn care equipment.

Highly Praised for Effectiveness
Customers consistently praise its ability to improve engine performance and fuel economy, making it a trusted choice for vehicle maintenance.
9.1

Excellent

Our Rating

9.7
worth the money

9.5
materials Quality

9.1
Simple to use
7

Red Line
Red Line 60103 SI-1 Complete Fuel System Cleaner, Cleans and Prevents Corrosion in Fuel Systems, Cleans Injectors, Carburetors, Valve and Combustion Chamber Deposits - 15 Ounce
Main highlights

Comprehensive Cleaning Power
Red Line SI-1 effectively cleans injectors, carburetors, and valves.

Ideal for Older Vehicles
Best used in vehicles with suspected fuel system fouling.

Notable Mileage Improvement
Customers report significant gas mileage increases after treatment.
Key specs
- Performance Improvement:Enhances gasoline stability
- Compatibility:Fuel systems
- Cleaner Function:Cleans injectors and carburetors
- Fuel Economy:N/A
- Application Method:One bottle per tank
8.8

Very Good

Our Rating

9.7
Simple to use

9.5
quality of ingredients

9.3
worth the money
8

Liqui Moly
Liqui Moly 2007 Jectron Gasoline Fuel Injection Cleaner - 300 ml , blue , 10.14 Fl Oz (Pack of 1 )
Main highlights

Enhanced Engine Performance
Eliminates starting problems, smoother idling, and better throttle response.

Perfect for Aging Vehicles
Especially beneficial for older cars with fuel injection issues.

User Satisfaction
Praised for noticeable improvements in engine smoothness and power.
Key specs
- Injector Cleaning:Yes
- Performance Enhancements:Better throttle response
- Lubricity:N/A
- Fuel Economy:N/A
- Water Removal:N/A
8.7

Very Good

Our Rating

9.7
Simple to use

9.1
worth the money

9.1
distance
9

Gumout
Gumout 510013W-6PK Fuel System Cleaner, 6 Pack
Main highlights

Restores Performance and Economy
Specially formulated to clean carbon deposits, improving engine performance and fuel economy.

Ideal for High Mileage Engines
Best for vehicles with over 75,000 miles, ensuring optimal performance.

Praised for Mileage Boost
Customers report noticeable improvements in mileage and engine smoothness.
8.6

Very Good

Our Rating

9.9
Simple to use

9.3
worth the money

9.1
distance
10

STP
STP Complete Fuel System Cleaner, Fuel Cleaner Deep Cleans Entire Fuel System, 5.25 Oz, Multicoloured, 1 Count (Pack of 1)
Main highlights

Fuel System Cleaning
Removes deposits from entire fuel system to restore performance.

Ideal for Cap-less Fuel Tanks
Compatible with cap-less fuel tanks, making it user-friendly.

Check Engine Light Solution
Frequently praised for turning off check engine lights.
Key specs
- Performance Improvement:Restores performance
- Compatibility:Cap-less fuel tanks
- Cleaner Function:Removes deposits
- Fuel Economy:Save gas
- Application Method:N/A
8.5

Good

Our Rating

9.9
Simple to use

9.5
worth the money

9.3
distance

10 Best fuel injector cleaners of 2026

1

Fuel Injector Cleaner Machine 4 Cylinder Ultrasonic Fuel Injector Cleaner Tester 9 Test Modes Auto Fuel Injector Cleaner Tester Kit for 5V&12V Motorcycle Car Injectors

How do we rank?

How do we rank?

Analyzing top stores

2

BG 44k Platinum New

9.7

9.1

8.9

3

Lucas Oil 10003 Fuel Treatment - 1 Quart

9.9

9.7

9.5

4

Royal Purple 18000 Max Atomizer Fuel Injector Cleaner, 6 fl. oz.

9.7

8.9

8.7

5

Molecure Pea Complete Fuel System Cleaner – High-Strength Fuel Injector & Combustion Chamber Cleaner, Restores Performance, Improves Fuel Efficiency, Treats Up to 20 Gallons, 12 oz

6

Chevron Techron Concentrate Plus Fuel System Cleaner, 12 oz, Pack of 1

9.7

9.5

9.1

7

Red Line 60103 SI-1 Complete Fuel System Cleaner, Cleans and Prevents Corrosion in Fuel Systems, Cleans Injectors, Carburetors, Valve and Combustion Chamber Deposits - 15 Ounce

9.7

9.5

9.3

8

Liqui Moly 2007 Jectron Gasoline Fuel Injection Cleaner - 300 ml , blue , 10.14 Fl Oz (Pack of 1 )

9.7

9.1

9.1

9

Gumout 510013W-6PK Fuel System Cleaner, 6 Pack

9.9

9.3

9.1

10

STP Complete Fuel System Cleaner, Fuel Cleaner Deep Cleans Entire Fuel System, 5.25 Oz, Multicoloured, 1 Count (Pack of 1)

9.9

9.5

9.3

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