Lawnmower, Strimmer and Chainsaw Oil and Fuel: A Small Engine Care Guide
Which oil your lawnmower needs, two-stroke mix ratios for strimmers and chainsaws, why E10 petrol stops small engines, and a winter storage checklist for garden machinery.
Fuel & Additives
Plain-English guides to Millers fuel treatments, grouped by the vehicle you drive. Not sure which additive you need? Start with our which fuel additive guide, pick your vehicle below, or browse all fuel treatments.
1Classic & older petrol cars
2Modern petrol cars
3Diesel cars & vans
4Performance & motorsport
All fuel articles, newest first ↓
Which Fuel Additive Do I Need? The Guide for Petrol, Diesel and Classic Engines
Which fuel additive do you need? A 30-second picker for petrol, diesel and classic engines, covering E10, lead replacement, injector and DPF cleaners, octane boosters and storage.
VSPe vs Valvemaster: The Best Lead Replacement Additive?
Millers VSPe Power Plus vs Castrol Valvemaster — an honest comparison of the two best lead replacement additives. Both protect valve seats and E10; here is the difference.
DPF Cleaner: How to Clean a Blocked Diesel Particulate Filter
A blocked DPF is a common, costly diesel problem. How a DPF cleaner additive cleans and regenerates the filter, the warning signs, and how to prevent it.
Fuel Injector Cleaner: Petrol & Diesel — Do You Need One?
How fuel injector cleaner restores power, economy and smooth running — the signs your injectors are dirty, and which petrol or diesel cleaner to choose.
Octane Booster Explained: How Millers CVL Extra Works (And Why It’s One of the Best)
Millers CVL Extra is a competition-grade octane booster that adds up to 4 octane numbers, controls knock like lead and protects the valves — here’s how it works.
Laying Up a Classic Car for Winter: The Complete Checklist
A 12-step winter lay-up checklist for classic cars and bikes in Ireland: fuel, oil, coolant, rust protection, brakes, tyres, battery and storage, plus what to do in spring.
Lead Replacement & E10 Protection for Classic Cars: An Irish Owner’s Guide
Does your classic need a lead replacement additive, and how do you beat E10 ethanol damage? A plain-English Irish guide plus the right Millers treatment.
E10 Petrol Problems for Older Engines (and How to Protect Yours)
E10 petrol is standard at Irish pumps, but its ethanol can harm older and classic engines. What it does, which cars are at risk, and how to protect yours.
