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Car Additives

  1. LEAK LOCATION FLUID AIR CON DYE CARTRIDGE leak location fluid air con dye cartridge Part No :261AA0310
    £163.18
    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  2. LEAK LOCATION FLUID AIR CON DYE leak location fluid air con dye Part No :261AA0330
    £126.79
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  3. WYNNS DPF REGENERATOR - 500ML wynns dpf regenerator - 500ml Part No :981AA1390
    £17.11
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  4. CO2 LEAK DETECTOR KIT co2 leak detector kit Part No :987AA8430
    £66.76
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  5. REDEX STOP SMOKE 400ML redex stop smoke 400ml Part No :981AA1630
    £11.03
    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  6. POWER STEERING STOP LEAK 125ML power steering stop leak 125ml Part No :981AA1641
    £9.60
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  7. WYNNS DRY FUEL 325ML wynns dry fuel 325ml Part No :981AA1730
    £7.96
    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  8. SIMPLY DPF CLEANER 250ML simply dpf cleaner 250ml Part No :981AA1391
    £7.66
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  9. WYNNS GEAR OIL TREATMENT/STOP LEAK wynns gear oil treatment/stop leak Part No :981AA1701
    £18.74
    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  10. WYNNS COOLING SYSTEM DEGREASER wynns cooling system degreaser Part No :981AA1910
    £10.57
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  11. GLO-LEAK FOR AIRCON (33-DOSE BOTTLE) glo-leak for aircon (33-dose bottle) Part No :987AA3470
    £22.56
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

  12. DPF CLEANER dpf cleaner Part No :981AA1720
    £14.70
    • In Stock

    • FREE UK Delivery: On orders over £15

    • Click & Collect: Branches nationwide

    • Low Price Promise

Discover effective car additives at competitive prices here at GSF Car Parts, the automotive car experts. We have an impressive range of additives that will give your vehicle a quick and easy boost, and generally help to keep it in top condition. You’ll find vehicle additives that will fulfil all sorts of functions, from cleaning and flushing the internal systems, to helping improve fuel efficiency and performance. Browse the range to find the ideal additive for your car. 

Additives provide a quick and relatively affordable way to treat, condition, and generally improve your car’s overall function and performance. They’re usually simple to use — many of the products you see here just need to be added to your fuel tank and left to do their work. So, if you want to give your car a quick performance boost without breaking the bank, look no further than this range of additives and treatments.

If your priority is removing build-up and contaminants from your car’s fuel system and injectors, then our fuel additives, which include DPF, diesel, and petrol fuel system cleaners, will be perfect for you. Our extensive range also includes engine oil flushes and coolant system cleaners that will clean and condition these important systems. Worried your car has a leak? Try our leak location fluid and radiator sealing compounds.

Quality is everything when it comes to additives, and we offer a selection of products from some of the best brands in the business — like Wynn’s, Redex, and Carlube — at unbeatably low prices. So, you can be sure that any of these additives will do exactly what it says on the tin. If you’re impressed by what you see here, then you might also want to shop our full range of lubricants and fluids.

Buy automotive additives from our online store today, and you'll receive free UK delivery when you spend £25. If you prefer, you can also use our convenient Click and Collect service, which enables you to pick up your parts from a GSF Car Parts branch in under an hour's time. Buy now.