The #1 quick connect flushing method in the market. No dealing with a sloppy seal at the flushing muffs, No screwing on and off fittings, and no accessing the engine compartment. This Is a one-step flush with no hassles, and you get more water flow through the circulation system because the water is being pushed through the system rater that pumped up from the outdrive. Visit us : https://easyflowflushing.com/