Fuel Additives for Diesel & Gas Oil

Protect your fuel and support the performance of your vehicles, machinery and heating systems with fuel additives from Rix Petroleum.

Our range includes additives for diesel and gas oil, designed for different fuels, operating conditions and requirements. Speak to our team if you're unsure which additive is right for you.

What Are Fuel Additives?

Fuel additives are specialist products formulated to provide additional properties or benefits when used with a particular fuel.

Depending on the product, additives may be designed to support fuel-system cleanliness, help manage stored fuel or provide additional protection for particular applications and operating conditions.

Different additives perform different jobs, so it's important to choose a product that's suitable for both the fuel you're using and what you're trying to achieve.

Rix can help you identify an appropriate additive for your fuel and application.

Fuel additive being poured into the diesel tank of a commercial lorry

What Can Fuel Additives Help With?

  • Fuel System Cleanliness

    Some additives are formulated to help keep fuel systems cleaner and reduce the build-up of deposits.

  • Stored Fuel

    Certain additives are designed for fuel storage applications and specific storage-related requirements.

  • Fuel Protection

    Different additive packages can provide additional protective properties depending on the fuel and application.

  • Specialist Requirements

    Additives are available for particular fuels, machinery and operating conditions. Our team can help identify an appropriate product for your requirements.

Explore Fuel Additives by Application

White commercial HGV travelling along a road

Diesel Additives

Additives for road diesel are available for different requirements, including fuel-system cleanliness, protection and other performance requirements depending on the product selected.

Red agricultural tractor working in a field

Gas Oil Additives

Gas oil, also known as red diesel, can be treated with additives formulated for particular operating, storage and fuel-management requirements.

Green outdoor fuel storage tanks beside a commercial building

Fuel Storage Additives

For businesses and farms storing fuel on site, certain additives can form part of a wider approach to managing fuel in storage.

Looking After Your Fuel Throughout the Year

Fuel storage conditions can affect fuel quality over time, particularly when fuel is stored for extended periods or exposed to changes in temperature.

Keeping storage tanks in good condition, checking for water contamination and following appropriate fuel storage guidance can all help reduce the risk of problems.

Certain fuel additives may also help address specific storage or seasonal concerns, depending on the fuel and the product used.

If you're unsure whether an additive is suitable for your tank, machinery or operating conditions, our team can help you explore the options.

Green fuel storage tank positioned on a concrete base outside an industrial building

Why Buy Fuel Additives from Rix?

  • Products for Different Fuels

    Additives for road diesel and gas oil applications.

  • Help Choosing a Product

    Talk to our team about your fuel, equipment, storage and what you're looking to achieve.

  • Local Fuel Expertise

    Speak directly to your local Rix team about your fuel and associated product requirements.

  • More from One Supplier

    Order additives alongside bulk fuels, lubricants and AdBlue through your local Rix team.

Complete Your Fuel Requirements

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Lubricants

Engine oils, hydraulic fluids, transmission oils and greases for vehicles, machinery and equipment.

Explore Lubricants
AdBlue storage container and dispensing equipment at an agricultural site

AdBlue

AdBlue for commercial vehicles, agricultural machinery and other diesel-powered equipment fitted with SCR systems.

Explore AdBlue
Blue Rix Petroleum fuel tanker parked at a commercial site

Bulk Fuels

Road diesel, gas oil and other bulk fuels delivered directly to farms and businesses.

Explore Our Fuels

Fuel Additives FAQs

  • Do fuel additives really work?

    A correctly selected additive can provide the benefits it has been formulated for when used according to the product instructions. The appropriate additive will depend on your fuel, application and what you're trying to achieve.

  • Can I use an additive with road diesel?

    There are additives specifically formulated for use with diesel. Always make sure the product is suitable for your fuel and follow the manufacturer's usage instructions.

  • Can I use additives with gas oil or red diesel?

    Yes, additives are available for particular gas oil applications. Gas oil and red diesel are two names for the same fuel.

  • Can fuel additives help keep a fuel system clean?

    Some fuel additives contain components designed to support fuel-system cleanliness and help reduce deposits. The exact benefits depend on the individual product.

  • Can I use additives with fuel stored on site?

    Certain additives are designed for fuel-storage applications. However, additives aren't a substitute for appropriate fuel storage and tank maintenance. Speak to our team about your fuel, tank and requirements if you're unsure which product is suitable.

  • What should I do about fuel during colder weather?

    Rix moves to winter-grade fuel each autumn to help ensure the fuel supplied is appropriate for colder seasonal conditions.

    If you're ordering diesel or gas oil ahead of winter and have questions about your particular application, speak to your local Rix depot when placing your order.

  • Which fuel additive do I need?

    This depends on the fuel you're using, your vehicles or machinery, how the fuel is stored and what you're trying to achieve. Speak to our team with as much information as possible and we can help identify an appropriate product.

Talk to Us About Your Fuel Additive Requirements

Whether you already know the additive you need or would like help finding an appropriate product, tell us about your fuel, vehicles, machinery or storage requirements and our team will be in touch.