Add to Cart Quaife Toyota Scion Tc Quaife Atb Helical Lsd Differential, Qdf25E $1,469.23 Quaife ATB Helical LSD differential is suitable for the Toyota Scion tC. A direct replacement for the standard Toyota differential, the Quaife ATB Helical LSD differential transforms your car's performance. Unlike a conventional plate-style... $1,469.23 Add to Cart