Upgraded Clutch Slave Cylinder Fails Again!

Originally Posted by TechnicZ

For OEM CSC, it is good practice to flush that fluid every so often, definitely if you drive hard. There's no escaping the heat and when the stock fluid boils; thats it, the fluid will bypass the seals that are meant to keep it in. I have my stock csc, spirited driving... replaced with higher temp brake fluid every other oil change myself.