Carbon cleaning is an effective way of removing carbon deposits in the internals of an engine, turbo, EGR and DPF systems. The hydrogen´s higher burn temperature and explosive force is such that it cleans the soot that collects in the engine (it is like having the engine consistent maintains) and with a cleaner engine you get better mileage, quieter engine, better fuel economy, better response, and to recover lost BHP over the years. · More Responsive · Lower Emissions · Potential Fuel Savings · Smoother Performance · Restored Power · Enhanced Driving Experience · Less Vibrations · Restored Torque A carbon clean is a preventative service and whilst we recommend a carbon clean alongside your annual service, we also recommend for it to be completed when and where possible. The build-up of carbon is the result of a lot of engine and turbo failures. This is the main cause of breakdowns. If you take care of your car it takes care of you!