DOT 3 Brake fluid: Comes in clear or yellow, but will sometimes have blue, green, and red shades. DOT 4 Brake fluid: Comes in Light yellow or crimson red shades. DOT 5 Brake fluid: Comes in Purple ...

Hello Paul, I drive a 2004 VW Touareg, which requires DOT3 brake fluid. When I recently visited a nearby petrol station, they only had DOT4 brake fluid available. What is the difference between ...