HHOClean S6G 2023. So much so that we put our money where our mouth is with a full money back warranty. S6G-2023 Ultra - Engine carbon clean machine Hydrogen HHO DPF EGR cleaner 1700L. It has a massive 1700+ litre flow rate and a quad pulse drive allowing the very best in deep cleaning as well as unrivalled levels of DPF, EGR, Swirl Flap, Turbo Vane, Valve Heads and Injector head cleaning.
