Originally posted by agent87
You'll want DOT 4. DOT 5 is technically incompatible. But I believe you can use DOT 5.1.
You can use DOT 5 as long as you fully flush the system of DOT 3 or DOT 4 brake fluid. In order to do that, you have to fill your system with DOT 5 fluid, flush it and fill it again. Warning, do NOT mix DOT 5 with any other fluid.