Search Button


Account Button


Basket Button

Basket Basket

Search Suggestions



View All Results

Petrol Fuel Additives & Octane Boosters

Opie Oils stocks a wide range of engine cleaner, 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.

Read More +

34 Products

Millers Oils Petrol Power ECOMAX Fuel Treatment
Millers Oils VSPe Power Plus One Shot (Ethanol / Lead / Octane) Fuel Treatment
Millers Oils CVL Extra Competition Valve Lubricant - High Octane Booster
Dipetane Pre-combustion Fuel Treatment - 100% Hydrocarbon (no additives)
Classic Valvemaster PLUS 3-in-1 Lead Replacement Additive
Millers Oils VSPe Power Plus Multi-Shot (Ethanol / Lead / Octane) Fuel Treatment
Millers Oils Tank Safe Petrol Additive Fuel System Protection
Comma Petrol D-Tox Combustion Chamber & Fuel System Cleaner
Comma Petrol Magic Fuel Additive & Injector Cleaner
Wynns Clean Burn Emissions Reducer For Petrol (67264)
Wynns Dry Fuel - Water Remover for Petrol and Diesel Cars
Classic Valvemaster Lead Replacement Additive
Silkolene PRO FST Fuel System Treatment For Petrol Engines
RED LINE Lead Substitute Additive
RED LINE Fuel System Additive - Water & Antifreeze / Coolant Remover - Concentrate
Millers Oils Petrol Power ECOMAX Fuel Treatment - One Shot Boost
Motul Valve Expert - Petrol Lead Replacement Fuel Additive
Millers Oils CVL (Valve Seat Lubricant & Combustion Enhancer)
RED LINE Alcohol Fuel Lubricant
Silkolene PRO BOOST Octane Improver (Fuchs)
RRP £9.35
Price Beater
VP Racing Madditive Octanium

1 Quart (946ml)

Opie Price
Price Beater
Amsoil DOMINATOR Octane Boost

12oz Bottle

RRP £11.56
Price Beater
Amsoil Performance Improver Gasoline Additive
STP Petrol Treatment (51200EN)
Wynns Formula Gold Petrol System Treatment (70701A)
VP Racing Madditive Octanium Unleaded
Wynns GDI Efficiency Restorer petrol to E85 for up to 10,000 km
Wynns Petrol Emission Reducer
Wynns Petrol Total Action Treatment
Wynns Specialist E10 Protector Multi-Shot Ethanol Protection
Cataclean The Original - Petrol Fuel And Exhaust System Cleaner
Kalimex JLM Petrol E10 Fuel Treatment
Holts Bradex Easy Start

300ml Aerosol

Opie Price
Price Beater