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Fuel Additives

Browse our selection of affordable fuel additives, with products available from many trusted brands. If you’re looking for anti-freeze,... 
Browse our selection of affordable fuel additives, with products available from many trusted brands. If you’re looking for anti-freeze, coolant, power steering fluid or injector cleaner, we’ve got plenty of options to choose from at Toolstation. Whether your car runs on diesel or petrol, you can find the proper fuel additives to improve your car’s performance and longevity when you browse our selection below. Fuel Injector Cleaners Fuel injector cleaners are liquid solvents that can be used to improve your car’s performance. They work by cleaning out any residue in the fuel system and will help your engine run smoothly. Depending on which fuel your vehicle runs on, you can choose diesel injector cleaner or petrol injector cleaner. Simply pour injector cleaner into the fuel tank when it is nearly empty to achieve optimal results.
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PrestonePrestone / Prestone Antifreeze / Coolant Ready To Use 4L
( 179 )

Product code: 72674

Prestone Antifreeze / Coolant Ready To Use 4L

£19.80

ex. VAT £16.50Each

RedexRedex / Redex AdBlue 10L
( 831 )

Product code: 54632

Redex AdBlue 10L

£14.00

ex. VAT £11.67Each

RedexRedex / Redex Diesel Particulate Filter Cleaner 250ml
( 291 )

Product code: 28252

Redex Diesel Particulate Filter Cleaner 250ml

£6.29

ex. VAT £5.24Each

RedexRedex / Redex Diesel System Cleaner 250ml
( 5 )

Product code: AB024

Redex Diesel System Cleaner 250ml

£5.99

ex. VAT £4.99Each

HoltsHolts / Holts Radweld 250ml
( 87 )

Product code: 12640

Holts Radweld 250ml

£5.05

ex. VAT £4.21Each

PrestonePrestone / Prestone Antifreeze / Coolant Ready To Use 1L
( 186 )

Product code: 72323

Prestone Antifreeze / Coolant Ready To Use 1L

£6.55

ex. VAT £5.46Each

PrestonePrestone / Prestone Power Steering Fluid 355ml
( 96 )

Product code: 32423

Prestone Power Steering Fluid 355ml

£4.28

ex. VAT £3.57Each

HoltsHolts / Bradex Easystart 300ml
( 251 )

Product code: 38028

Bradex Easystart 300ml

£5.45

ex. VAT £4.54Each

RedexRedex / Redex System Cleaner Petrol 250ml
( 75 )

Product code: 35263

Redex System Cleaner Petrol 250ml

£6.09

ex. VAT £5.07Each

SilverhookSilverhook / Fuel Treatment Petrol 325ml
( 39 )

Product code: 78998

Fuel Treatment Petrol 325ml

£6.25

ex. VAT £5.21Each

SilverhookSilverhook / Fuel Treatment Diesel 325ml
( 74 )

Product code: 75916

Fuel Treatment Diesel 325ml

£6.25

ex. VAT £5.21Each

SilverhookSilverhook / Engine Flush 325ml
( 55 )

Product code: 72043

Engine Flush 325ml

£4.55

ex. VAT £3.79Each

CarlubeCarlube / Carlube AdBlue 5L with Spout
( 8 )

Product code: 83380

Carlube AdBlue 5L with Spout

£10.00

ex. VAT £8.33Each

HoltsHolts / Holts Speedflush 250ml
( 42 )

Product code: 51642

Holts Speedflush 250ml

£4.99

ex. VAT £4.16Each

RedexRedex / Redex System Cleaner Diesel 250ml
( 75 )

Product code: 85848

Redex System Cleaner Diesel 250ml

£5.99

ex. VAT £4.99Each