Formula DOT 5.1, Re-branded as Factory R Dot 5.1- Yellow Bottle with Yellow cap.

Factory R DOT 5.1 is AP Racing’s high performance, non silicone based, brake and clutch fluid.
Factory R DOT 5.1 is recommended for use in the hydraulic brake and clutch systems of all cars, for which a non- petroleum based fluid is specified. Suitable for high performance applications including vehicles fitted with ABS and ESP is suitable for road and track day use.

Designation.  
- Factory R DOT 5.1

‘Typical’ Boiling Points.
- New Dry 269°C
- ‘Wet’ E.R. 180°C