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Free UK delivery £80+ (geographic restrictions apply)
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01209 202944

Car Additives & Flushes

Opie Oils stocks a wide range of engine cleaner, engine flushes, fuel treatments and fuel additives to help keep your fuel system running at peak efficiency, octane boosters for increased performance on road or track plus lead replacement products for older cars.

Please note that we are unable to send fuel treatments to destinations outside the UK.

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209 Products (Viewing: 60 - 120 of 209)

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KALIMEX JLM Air Intake & EGR Cleaner - 500ml Aerosol (J02710)

KALIMEX JLM Air Intake & EGR Cleaner - 500ml Aerosol (J02710)

500ml Aerosol

Opie Price
£17.50
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KALIMEX JLM Diesel DPF Refill Fluid - DPF Regeneration Fluid - 1 Litre (J02260)

KALIMEX JLM Diesel DPF Refill Fluid - DPF Regeneration Fluid - 1 Litre (J02260)

1 Litre

Opie Price
£49.99
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KALIMEX JLM Petrol Catalytic Converter Cleaner - 250ml (J03150)

KALIMEX JLM Petrol Catalytic Converter Cleaner - 250ml (J03150)

250ml

Opie Price
£18.50
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KALIMEX JLM Diesel Catalytic Exhaust Cleaner - 250ml (J02370)

KALIMEX JLM Diesel Catalytic Exhaust Cleaner - 250ml (J02370)

250ml

Opie Price
£17.95
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KALIMEX JLM Diesel Extreme Clean - 1000ml (J02360)

KALIMEX JLM Diesel Extreme Clean - 1000ml (J02360)

1 Litre

Opie Price
£54.95
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Power Maxed Coolant Seal - Cooling System Leak Repair - 250ml (PMCSEAL)

Power Maxed Coolant Seal - Cooling System Leak Repair - 250ml (PMCSEAL)

250ml

Opie Price
£11.50
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Motul Fuel System Clean Auto - Car & Boat Fuel System Cleaner Additive

Motul Fuel System Clean Auto - Car & Boat Fuel System Cleaner Additive

300ml

RRP £14.95
£12.95
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VP Racing Octanium Unleaded Octane Improver

VP Racing Octanium Unleaded Octane Improver

1 Quart (946ml)

Opie Price
£26.95
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PatFluid DPF Refill Fluid for On-board Dosing Systems - 1 Litre (03-11-000-0005)

PatFluid DPF Refill Fluid for On-board Dosing Systems - 1 Litre (03-11-000-0005)

Opie Price
£38.95
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Liqui Moly E10 Additive - Fuel Enhancer
On Sale

Liqui Moly E10 Additive - Fuel Enhancer

150ml - SKU 21421 - SALE

Was £7.99
£5.44
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Liqui Moly Speed Tec Diesel Fuel Additive

Liqui Moly Speed Tec Diesel Fuel Additive

250ml - SKU 3722

Opie Price
£11.95
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Liqui Moly Fuel System Treatment

Liqui Moly Fuel System Treatment

300ml - SKU 8365

Opie Price
£6.95
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Liqui Moly Pro-Line Intake System Cleaner Diesel

Liqui Moly Pro-Line Intake System Cleaner Diesel

400ml Aerosol - SKU 5168

Opie Price
£27.95
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Liqui Moly Diesel Particulate Filter Protector

Liqui Moly Diesel Particulate Filter Protector

250ml - SKU 7180

Opie Price
£5.95
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Liqui Moly Super Diesel Additive

Liqui Moly Super Diesel Additive

250ml - SKU 1806

Opie Price
£7.99
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Millers Oils EPP Diesel System Clean & Protect Fuel Treatment

Millers Oils EPP Diesel System Clean & Protect Fuel Treatment

400ml

RRP £12.00
£9.95
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Liqui Moly DPF / GPF Cleaner

Liqui Moly DPF / GPF Cleaner

Opie Price
£18.95
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Castrol DPF Cleaner

Castrol DPF Cleaner

400ml Aerosol

RRP £14.93
£9.95
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Liqui Moly Pro-Line Oil Loss Stop Oil Additive to Rejuvenate Seals

Liqui Moly Pro-Line Oil Loss Stop Oil Additive to Rejuvenate Seals

1 Litre - SKU 5182

Opie Price
£24.95
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Liqui Moly Octane Booster

Liqui Moly Octane Booster

200ml - SKU 21616

Opie Price
£9.95
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Millers Oils EPP Diesel Filter Primer

Millers Oils EPP Diesel Filter Primer

500ml

RRP £10.00
£8.95
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Liqui Moly Oil Additive

Liqui Moly Oil Additive

300ml - SKU 2591

Opie Price
£5.95
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RED LINE 85 PLUS Diesel Enhancer

RED LINE 85 PLUS Diesel Enhancer

355ml Bottle

Opie Price
£14.95
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Silkolene PRO CCA Ultra Cooling System Corrosion Inhibitor

Silkolene PRO CCA Ultra Cooling System Corrosion Inhibitor

1 Litre

RRP £41.95
£31.99
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RED LINE SI-1 Fuel System Cleaner

RED LINE SI-1 Fuel System Cleaner

443ml Bottle

Opie Price
£19.99
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RED LINE Lead Substitute Additive

RED LINE Lead Substitute Additive

355ml Bottle

Opie Price
£18.95
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Motul Valve Expert - Petrol Lead Replacement Fuel Additive

Motul Valve Expert - Petrol Lead Replacement Fuel Additive

250ml

Opie Price
£16.99
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Valvoline VPS HD Diesel System Complete V1

Valvoline VPS HD Diesel System Complete V1

500ml

Opie Price
£23.95
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Valvoline Engine Oil Stop Leak ML V1

Valvoline Engine Oil Stop Leak ML V1

300ml

Opie Price
£14.95
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Valvoline Engine Oil Treatment ML V1

Valvoline Engine Oil Treatment ML V1

300ml

Opie Price
£17.95
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Valvoline Cooling System Stop Leak ML V1

Valvoline Cooling System Stop Leak ML V1

300ml

Opie Price
£6.95
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Valvoline Petrol System Cleaner V1

Valvoline Petrol System Cleaner V1

300ml

Opie Price
£14.95
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RED LINE Alcohol Fuel Lubricant

RED LINE Alcohol Fuel Lubricant

355ml Bottle

Opie Price
£21.95
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Valvoline Diesel System Cleaner

Valvoline Diesel System Cleaner

300ml

RRP £12.05
£9.95
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Fuchs ANTICORIT S2000A Anti-Corrosion Additive for Cooling Systems
Free Shipping

Fuchs ANTICORIT S2000A Anti-Corrosion Additive for Cooling Systems

20 Litres

RRP £300.00
£249.95
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Millers Oils Stop Leak Engine and Gear Oil Treatment

Millers Oils Stop Leak Engine and Gear Oil Treatment

250ml

RRP £5.95
£4.99
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Millers Oils Zeroflo Two (Anti-Wax Diesel Additive)

Millers Oils Zeroflo Two (Anti-Wax Diesel Additive)

1 Litre

Opie Price
£22.99
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Amsoil Break-In Oil SAE 30

Amsoil Break-In Oil SAE 30

1 US Quart

Opie Price
£14.95
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Silkolene PRO FST Fuel System Treatment For Petrol Engines

Silkolene PRO FST Fuel System Treatment For Petrol Engines

1 Litre

RRP £20.95
£17.95
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Power Maxed Concentrated Radiator Flush Treatment - 325ml (RADF)

Power Maxed Concentrated Radiator Flush Treatment - 325ml (RADF)

325ml

RRP £4.98
£4.50
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Motul Diesel System Clean Auto - Injector & Fuel System Cleaner

Motul Diesel System Clean Auto - Injector & Fuel System Cleaner

300ml

Opie Price
£14.95
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Wynns Radiator Stop Leak (55864)

Wynns Radiator Stop Leak (55864)

325ml

Opie Price
£6.95
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CE-LIT Radiator Cement Sachets (0244A)

CE-LIT Radiator Cement Sachets (0244A)

Pack of 24

Opie Price
£21.95
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Wynns Radiator Flush (56064)

Wynns Radiator Flush (56064)

325ml

Opie Price
£6.50
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Holts Speedflush Cooling System Cleaner - 250ml (RK1R)

Holts Speedflush Cooling System Cleaner - 250ml (RK1R)

250ml

Opie Price
£4.50
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Holts Radweld Radiator Treatment - 250ml (RW2R)

Holts Radweld Radiator Treatment - 250ml (RW2R)

250ml

Opie Price
£3.50
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Wynns Engine Flush for Petrol & Diesel Engines - Detergent Based (51265)

Wynns Engine Flush for Petrol & Diesel Engines - Detergent Based (51265)

425ml

Opie Price
£8.50
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STP Oil Treatment for Petrol Engines - 450ml (60450EN06)

STP Oil Treatment for Petrol Engines - 450ml (60450EN06)

450ml

Opie Price
£6.95
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STP Smoke Treatment for Petrol Engines - 450ml (64450EN06)

STP Smoke Treatment for Petrol Engines - 450ml (64450EN06)

450ml

Opie Price
£6.95
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VP Racing Madditive Diesel All-In-One

VP Racing Madditive Diesel All-In-One

1893ml

Opie Price
£32.95
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Wynns HPLS Transmission Treatment (59408)

Wynns HPLS Transmission Treatment (59408)

125ml

Opie Price
£11.95
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Wynns Stop Smoke for Oil Petrol & Diesel (50865)

Wynns Stop Smoke for Oil Petrol & Diesel (50865)

325ml

Opie Price
£7.50
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Wynns Formula Gold Petrol System Treatment (70701A)

Wynns Formula Gold Petrol System Treatment (70701A)

500ml

Opie Price
£17.50
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Wynns Xtreme Diesel System Clean - Powerful 'One Tank' Clean-Up (12264)

Wynns Xtreme Diesel System Clean - Powerful 'One Tank' Clean-Up (12264)

325ml

Opie Price
£9.50
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Wynns Fuel Biocide For Petrol & Diesel (10601A)

Wynns Fuel Biocide For Petrol & Diesel (10601A)

250ml

Opie Price
£15.50
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Wynns Injector Cleaner For Diesel Engines (51668A)

Wynns Injector Cleaner For Diesel Engines (51668A)

325ml

Opie Price
£8.95
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STP Complete Diesel Fuel System Cleaner - 400ml (65400EN)

STP Complete Diesel Fuel System Cleaner - 400ml (65400EN)

400ml

Opie Price
£9.50
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STP Complete Petrol Fuel System Cleaner - 400ml (50400EN)

STP Complete Petrol Fuel System Cleaner - 400ml (50400EN)

400ml

Opie Price
£10.99
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Wynns Diesel Turbo Cleaner (31563B)

Wynns Diesel Turbo Cleaner (31563B)

325ml

Opie Price
£13.50
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Wynns Injector & Pump Cleaner For Petrol Engines (55964)

Wynns Injector & Pump Cleaner For Petrol Engines (55964)

325ml

Opie Price
£9.50
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Price Beater
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34
Opie Oils stocks a wide range of engine cleaner, engine flushes, fuel treatments and fuel additives to help keep your fuel system running at peak efficiency, octane boosters for increased performance on road or track plus lead replacement products for older cars.
Free UK delivery £80+ (geographic restrictions apply)
60 Day Returns
Free Expert Advice
No Leak Guarantee
01209 202944