10 bestDiesel Engine Fuel Additivesof April 2025
112M consumers helped this year.
47% off
1

STP Ultra 5 in 1 Diesel Fuel 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
2

Wynn's Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml
Wynn's

9.6
26% off
3

Redex Diesel Booster, Diesel Additives To Boost Cetane Number, Maximise Performance & Increase Fuel Economy With Redex Diesel Fuel Additive, Boost Diesel Engine Performance & Improve Power, 250ml
Redex

9.4
10% off
4

Redex Diesel Fuel System Cleaner 250ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids
Redex

9.1
5

Archoil AR6900-D Max Advanced Diesel Additive Concentrate, 1L Treats 1,000L of Fuel, Diesel Fuel Injector Cleaner, DPF Filter EGR Valve Turbo Cleaner, Super Diesel Converter. (1Litre)
Archoil

8.9
OtherUp to 14% off
13% off
6

Wynn's Professional Formula Extreme Diesel Injector Cleaner Fuel System Additive 500ml
Wynn's

8.6
25% off
7

STP Diesel Fuel Additive Twin Pack
STP

8.3
10% off
8

Wynn's Formula Gold High Performance Diesel System Treatment 500ml
Wynn's

8.1
9

HYDRA DPB-100 Diesel Power Blast - Diesel Fuel System Cleaner | Diesel Injector Cleaner with Diesel Fuel Additive | 1 litre treats 1,000L
HYDRA

7.8
10

Wynn's Diesel Injector Cleaner Engine Fuel System Additive Treatment 325ml
Wynn's

7.5

Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips, and sales alerts
Sign up for our newsletter to receive weekly recommendations about seasonal and trendy products
Thank you for subscribing!
By submitting your email address you agree to our Terms and Conditions and Privacy Policy