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10 bestLawn Mower Fuel Additiveof July 2025

112M consumers helped this year.

1

STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK

STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK

STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK

STP

9.8

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2

Briggs & Stratton Fuel Fit Additive/Stabiliser. 992381

Briggs & Stratton Fuel Fit Additive/Stabiliser. 992381

Briggs & Stratton Fuel Fit Additive/Stabiliser. 992381

UPMSX

9.6

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7% off

3

STA-BIL Storage Fuel Stabilizer - Keeps Fuel Fresh For Up To Two Years, Effective In All Gasoline Including All Ethanol Blended Fuels, For Quick, Easy Starts, Treats Up To 40 Gallons, 16oz (22207),Red

STA-BIL Storage Fuel Stabilizer - Keeps Fuel Fresh For Up To Two Years, Effective In All Gasoline Including All Ethanol Blended Fuels, For Quick, Easy Starts, Treats Up To 40 Gallons, 16oz (22207),Red

STA-BIL Storage Fuel Stabilizer - Keeps Fuel Fresh For Up To Two Years, Effective In All Gasoline Including All Ethanol Blended Fuels, For Quick, Easy Starts, Treats Up To 40 Gallons, 16oz (22207),Red

STA-BIL

9.3

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10% off

4

STA-BIL 22208 Fuel Stabilizer - 8 Fl oz.

STA-BIL 22208 Fuel Stabilizer - 8 Fl oz.

STA-BIL 22208 Fuel Stabilizer - 8 Fl oz.

STA-BIL

9.1

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5

Wynn's Formula Gold High-Performance Petrol System Treatment - Enhances Engine Efficiency - Improves Acceleration & Reduces Noise - Cleans & Protects Fuel Injection System - 500ml

Wynn's Formula Gold High-Performance Petrol System Treatment - Enhances Engine Efficiency - Improves Acceleration & Reduces Noise - Cleans & Protects Fuel Injection System - 500ml

Wynn's Formula Gold High-Performance Petrol System Treatment - Enhances Engine Efficiency - Improves Acceleration & Reduces Noise - Cleans & Protects Fuel Injection System - 500ml

Wynn's

8.8

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OtherRelated productsUp to 18% off

Briggs & Stratton Genuine Petrol Additive/Stabiliser 100ML 992380

Briggs & Stratton Genuine Petrol Additive/Stabiliser 100ML 992380

STP Petrol Winter Treatment with Water Remover 200 ml, Helps Cold Weather Starting and Protects against Fuel Line Freezing, Prevents Corrosion and Rust, Mechanical Car Cleaning Products

STP Petrol Winter Treatment with Water Remover 200 ml, Helps Cold Weather Starting and Protects against Fuel Line Freezing, Prevents Corrosion and Rust, Mechanical Car Cleaning Products

Lucas Oil 10576 Safe Guard Ethanol Fuel Treatment, 473 ml

Lucas Oil 10576 Safe Guard Ethanol Fuel Treatment, 473 ml

Starbrite Star Tron Gasoline Petrol Fuel Treatment & Conditioner. 8oz

Starbrite Star Tron Gasoline Petrol Fuel Treatment & Conditioner. 8oz

6

2X Briggs & Stratton Fuel Fit Additive/Stabiliser. 992381

2X Briggs & Stratton Fuel Fit Additive/Stabiliser. 992381

2X Briggs & Stratton Fuel Fit Additive/Stabiliser. 992381

Briggs & Stratton

8.5

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7

REDEX Petrol Fuel System Cleaner 4 x 500ML

REDEX Petrol Fuel System Cleaner 4 x 500ML

REDEX Petrol Fuel System Cleaner 4 x 500ML

Redex

8.2

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8

STA-BIL 360 Marine Ethanol Treatment and Fuel Stabilizer - Prevents Corrosion - Helps Clean Fuel System For Improved In-Season Performance - Treats Up To 80 Gallons, 8 fl. oz. (22239), Black

STA-BIL 360 Marine Ethanol Treatment and Fuel Stabilizer - Prevents Corrosion - Helps Clean Fuel System For Improved In-Season Performance - Treats Up To 80 Gallons, 8 fl. oz. (22239), Black

STA-BIL 360 Marine Ethanol Treatment and Fuel Stabilizer - Prevents Corrosion - Helps Clean Fuel System For Improved In-Season Performance - Treats Up To 80 Gallons, 8 fl. oz. (22239), Black

STA-BIL

8.0

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9

LIQUI MOLY Petrol Stabiliser | 250 ml | Petroladititive | SKU: 5107

LIQUI MOLY Petrol Stabiliser | 250 ml | Petroladititive | SKU: 5107

LIQUI MOLY Petrol Stabiliser | 250 ml | Petroladititive | SKU: 5107

Liqui Moly

7.7

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10

Redex RADD0005A 0.09L Petrol One Shot 90ml Fuel Additive Treatment Fluid

Redex RADD0005A 0.09L Petrol One Shot 90ml Fuel Additive Treatment Fluid

Redex RADD0005A 0.09L Petrol One Shot 90ml Fuel Additive Treatment Fluid

Redex

7.4

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