These ‘system cleaners’ are probably the easiest and cheapest way to regain some BHP & MPG from your aging engine. Simply pour the recommended amount of fuel additive into your petrol tank when you next fill up. It’s not an immediate fix, but by your next fuel stop you will notice an improvement in your engines performance and MPG.

Some great examples of Injector cleaners are REDEX Petrol Injector, Wynn’s Injector Cleaner for Petrol Engine and STP Petrol Fuel Injector Cleaner. As with their previous products, these fuel additives clean your entire fuel system but have been specifically designed with fuel injectors in mind. Octane Booster It helps to maintain the cleanliness of the EGR valve & Diesel Particulate Filter (DPF), and contains cerium which helps remove soot deposits from the exhaust & DPF. If you're looking for a premium, multi-functional fuel system cleaner, then the Wynns Formula Gold High Performance Diesel System Treatment is the ideal solution. This powerful additive cleans and lubricates the fuel pump and injectors, whilst lowering the exhaust emissions and restoring lost fuel economy. I've never cleaned the EGR valve as one of the torx screws is rounded off and will need cutting off

Depending on what car you have and how old it is will depend which fuel additive you should use. Most fuel additives say that they can “clean your system” or “increases octane rating”. What does this really mean, and do you need a higher octane? Cleaning Your System First I disconnected the MAF from the airbox and sprayed the EGR cleaner through, it has a straw to you can spray past the MAF

Some fuel additives such as Wynn’s Formula Gold Petrol System Treatment, REDEX Petrol Fuel System Cleaner & STP Petrol Treatment are specifically designed to clean your entire fuel system. Over time harmful deposits build up in your petrol tank, fuel injectors, lines and pumps, restricting the flow into and decreasing the power output of your engine. In the wake of recent emission scandals across the world (VW and more recently Mitsubishi) a lot of people have been wandering if their car is performing as it should be. The simple truth is that no matter what car you drive, it’s inevitable that your engine will lose power over time. There’s even a popular myth that engines lose 1 BHP (Break Horse Power) on average per year. Not to worry, using fuel additives can help increase your BHP, MPG and generally improve your engines health & performance. Fuel Additives – Do they all do the same thing? It cleans & lubricates the fuel pump and injectors, lowers exhaust emissions and restores lost fuel economy. The Wynns Formula Gold High-Performance Diesel System Treatment is a Premium multi-function fuel system cleaning additive. Fuel additives advertising that they clean your fuel injectors do exactly that, but what does it mean?It isn’t necessary to do this every time you fill up, as once your fuel system is clean, it’s clean. It’s important to remember that regular use of fuel additives will prevent deposits building up in the future. Fuel Injector Cleaners You’ve probably noticed that most petrol pumps have more than one type of petrol available. They usually have ’95’ or ’98’ written on the pump (98 is more expensive), but what does this mean? For the average motorist it doesn’t mean a lot and they will and should opt for the cheaper of the two fuels. 98 octane petrol is designed for high performance vehicles such as sports, super & hyper cars.