Originally Posted by JAJ
Your perception is incorrect. SRF is just another high performance DOT4 fluid, so it mixes and works with other DOT fluids just fine. You need to run it for a while and flush a couple of times to get all the old fluid out of the nooks and crannies, but overall every time you do a flush with SRF you gain a little performance until you're all the way there.
Appreciate your response JAJ, i was a bit scared since in this website
it states "not to mix" in bold capital letters, this fluid with any other. I thought that to be almost impossible since the only way would be to completely empty the brake fluid reservoir and all the lines. Thanks