StopTech has an excellent solution for your old, rubbery lines that may very well be falling apart on you, and you don't even know it! These are an excellent and inexpensive solution to fixing that spongy brake pedal feel, and will help your car with much more repeatable and consecutive results, even as the brakes heat up.
Fits 1992-2000 Lexus SC300, SC400 and 1993-2002 Toyota Supra N/A and turbo