Factory Brake Fluid
This DOT 4 motor vehicle brake fluid conforms to the US safety standard FMVSS 571.116/DOT 4/DOT 3, SAE-specification J1703 and ISO 4925. Can be mixed with all fluids which fulfill these specifications and DOT 5.1.
Made in Germany. For 2005 or newer Porsche models (except Carrera GT). Not recommended for 2004 or older models (see Classic Fluid below).
Porsche recommends changing brake fluid every two years.