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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: 1 - 60 of 209)

1
234
Millers Oils Engine Flush Fully Synthetic Engine Oil Treatment

Millers Oils Engine Flush Fully Synthetic Engine Oil Treatment

250ml

RRP £6.95
£5.95
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Classic Valvemaster PLUS 3-in-1 Lead Replacement Additive

Classic Valvemaster PLUS 3-in-1 Lead Replacement Additive

250ml (treats 250 litres)

Opie Price
£14.95
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Classic Valvemaster Lead Replacement Additive

Classic Valvemaster Lead Replacement Additive

250ml

Opie Price
£12.95
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Millers Oils Diesel Power ECOMAX Fuel Treatment Multishot

Millers Oils Diesel Power ECOMAX Fuel Treatment Multishot

500ml

RRP £15.95
£12.95
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Liqui Moly Pro-Line Engine Flush

Liqui Moly Pro-Line Engine Flush

Opie Price
£9.95
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Millers Oils Petrol Power ECOMAX Fuel Treatment Multishot

Millers Oils Petrol Power ECOMAX Fuel Treatment Multishot

500ml

RRP £17.95
£15.95
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Millers Oils VSPe Power Plus One Shot (Ethanol / Lead / Octane) Fuel Treatment

Millers Oils VSPe Power Plus One Shot (Ethanol / Lead / Octane) Fuel Treatment

250ml

Opie Price
£11.95
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Millers Oils Diesel Injector Cleaner

Millers Oils Diesel Injector Cleaner

250ml

RRP £9.95
£8.95
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Liqui Moly Cera Tec

Liqui Moly Cera Tec

300ml - SKU 3721

Opie Price
£23.95
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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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Millers Oils CVL Extra Competition Valve Lubricant - High Octane Booster

Millers Oils CVL Extra Competition Valve Lubricant - High Octane Booster

500ml

RRP £17.95
£13.99
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Millers Oils Diesel Particulate Filter (DPF) Cleaner & Regenerator

Millers Oils Diesel Particulate Filter (DPF) Cleaner & Regenerator

250ml

Opie Price
£8.95
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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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Millers Oils EPP Engine Flush Fully Synthetic Engine Oil Treatment

Millers Oils EPP Engine Flush Fully Synthetic Engine Oil Treatment

400ml

RRP £12.00
£8.95
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Liqui Moly Hydraulic Lifter Additive

Liqui Moly Hydraulic Lifter Additive

300ml - SKU 2770

Opie Price
£5.95
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Liqui Moly Engine Flush Plus

Liqui Moly Engine Flush Plus

300ml - SKU 8374

Opie Price
£6.95
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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 Tank Safe Petrol Additive Fuel System Protection

Millers Oils Tank Safe Petrol Additive Fuel System Protection

250ml Bottle

Opie Price
£15.95
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Millers Oils Extra Cool (Corrosion Inhibitor & Coolant Enhancer) Concentrate

Millers Oils Extra Cool (Corrosion Inhibitor & Coolant Enhancer) Concentrate

250ml

Opie Price
£17.95
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Millers Oils Petrol Injector Cleaner

Millers Oils Petrol Injector Cleaner

250ml

RRP £9.95
£8.95
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VP Racing Madditive Fuel System Cleaner

VP Racing Madditive Fuel System Cleaner

16oz (473ml) Bottle

Opie Price
£15.95
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Liqui Moly Oil Additive

Liqui Moly Oil Additive

300ml - SKU 2591

Opie Price
£5.95
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Liqui Moly Oil Smoke Stop

Liqui Moly Oil Smoke Stop

300ml - SKU 8901

Opie Price
£6.95
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Liqui Moly Power Steering Oil Leak Stop

Liqui Moly Power Steering Oil Leak Stop

35ml - SKU 1099

Opie Price
£5.95
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Millers Oils Driveline Flushing Oil

Millers Oils Driveline Flushing Oil

500ml

RRP £7.96
£6.95
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Millers Oils EPP PPF Turbo & Exhaust Cleaner

Millers Oils EPP PPF Turbo & Exhaust Cleaner

400ml

RRP £12.00
£9.95
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Classic Etha-Guard Plus Ethanol Stabiliser Petrol Additive

Classic Etha-Guard Plus Ethanol Stabiliser Petrol Additive

250ml

Opie Price
£16.99
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Liqui Moly Radiator Cleaner

Liqui Moly Radiator Cleaner

300ml - SKU 1804

Opie Price
£4.99
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Liqui Moly Motor Oil Saver

Liqui Moly Motor Oil Saver

300ml - SKU 1802

Opie Price
£8.95
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Millers Oils EPP Petrol System Clean & Protect Fuel Treatment

Millers Oils EPP Petrol System Clean & Protect Fuel Treatment

400ml

Opie Price
£14.95
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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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Price Beater
Millers Oils EPP DPF Turbo & Exhaust Cleaner

Millers Oils EPP DPF Turbo & Exhaust Cleaner

400ml

RRP £12.00
£11.95
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Millers Oils EPP Petrol Injector Cleaner

Millers Oils EPP Petrol Injector Cleaner

400ml

RRP £25.00
£16.99
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Comma X-Flow Flush Out Mineral Engine Oil Flush

Comma X-Flow Flush Out Mineral Engine Oil Flush

5 Litres

Opie Price
£27.95
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Comma Petrol Magic Fuel Additive & Injector Cleaner

Comma Petrol Magic Fuel Additive & Injector Cleaner

400ml

Opie Price
£5.95
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Wynns Formula Gold Diesel System Treatment (76401)

Wynns Formula Gold Diesel System Treatment (76401)

500ml

Opie Price
£17.50
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Amsoil DOMINATOR Octane Boost

Amsoil DOMINATOR Octane Boost

12oz Bottle

Opie Price
£12.95
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Millers Oils VSPe Power Plus Multi-Shot (Ethanol / Lead / Octane) Fuel Treatment

Millers Oils VSPe Power Plus Multi-Shot (Ethanol / Lead / Octane) Fuel Treatment

500ml

RRP £37.96
£36.95
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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 Diesel System Cleaner

Valvoline Diesel System Cleaner

300ml

RRP £12.05
£11.95
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Millers Oils Diesel Power ECOMAX One Shot Boost

Millers Oils Diesel Power ECOMAX One Shot Boost

250ml

Opie Price
£6.95
Add To Basket
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Motul MoCool Car & Motorcycle Coolant Additive - Concentrate

Motul MoCool Car & Motorcycle Coolant Additive - Concentrate

500ml

RRP £19.00
£15.95
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Price Beater
Silkolene PRO BOOST Octane Improver (Fuchs)

Silkolene PRO BOOST Octane Improver (Fuchs)

1 Litre

RRP £30.95
£25.99
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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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CE-LIT Radiator Cement Sachets (0244A)

CE-LIT Radiator Cement Sachets (0244A)

Pack of 24

Opie Price
£21.95
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Cataclean Petrol Fuel And Exhaust System Cleaner - 500ml Bottle (CAT001)

Cataclean Petrol Fuel And Exhaust System Cleaner - 500ml Bottle (CAT001)

500ml Bottle

Opie Price
£18.95
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Cataclean Diesel Fuel and Exhaust System Cleaner - 500ml Bottle (CAT002)

Cataclean Diesel Fuel and Exhaust System Cleaner - 500ml Bottle (CAT002)

500ml Bottle

Opie Price
£18.95
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Wynns Crystal Clean And Protect

Wynns Crystal Clean And Protect

Opie Price
£6.95
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Millers Oils EPS Ethanol Protection System Fuel Treatment Additive - One Shot
Clearance

Millers Oils EPS Ethanol Protection System Fuel Treatment Additive - One Shot

Was £69.95
£24.95
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Lucas Oil Diesel EGR Turbo Cleaner - 500ml (41019A)

Lucas Oil Diesel EGR Turbo Cleaner - 500ml (41019A)

500ml Aerosol

Opie Price
£6.95
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Lucas Oil Engine Oil Stop Leak

Lucas Oil Engine Oil Stop Leak

Opie Price
£35.50
Add To Basket
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Lucas Oil Heavy Duty Oil Stabiliser

Lucas Oil Heavy Duty Oil Stabiliser

Opie Price
£10.50
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Lucas Oil Safe Guard Ethanol Fuel Conditioner With Stabilisers - 473ml (40576A)

Lucas Oil Safe Guard Ethanol Fuel Conditioner With Stabilisers - 473ml (40576A)

473ml

Opie Price
£13.99
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Eolys Powerflex APF/DPF Pouch - 1.1 Litres (HP69/EO)
Free Shipping

Eolys Powerflex APF/DPF Pouch - 1.1 Litres (HP69/EO)

1.1 Litres

Opie Price
£98.50
Add To Basket
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Eolys Powerflex APF/DPF Pouch - 2 Litres (HP71/EO)
Free Shipping

Eolys Powerflex APF/DPF Pouch - 2 Litres (HP71/EO)

2 Litres

Opie Price
£86.95
Add To Basket
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Eolys Powerflex APF/DPF Pouch - 1.6 Litres (HP72/EO)
Free Shipping

Eolys Powerflex APF/DPF Pouch - 1.6 Litres (HP72/EO)

1.6 Litres

Opie Price
£87.50
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ISOPON Leak Stop For Petrol Tanks Radiators & Sumps - 250 ml (LKSTOP/S)

ISOPON Leak Stop For Petrol Tanks Radiators & Sumps - 250 ml (LKSTOP/S)

250 ml

Opie Price
£11.95
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KALIMEX JLM Petrol E10 Fuel Treatment - 250ml (J03175)

KALIMEX JLM Petrol E10 Fuel Treatment - 250ml (J03175)

250ml

Opie Price
£12.50
Add To Basket
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KALIMEX JLM Engine Oil Flush - 250ml (J04835)

KALIMEX JLM Engine Oil Flush - 250ml (J04835)

250ml

Opie Price
£13.50
Add To Basket
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KALIMEX JLM Oil Stop Smoke Treatment - 250ml (J04831)

KALIMEX JLM Oil Stop Smoke Treatment - 250ml (J04831)

250ml

Opie Price
£12.50
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Price Beater
1
234
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