Add to Cart Quaife Fiat Punto Quaife Atb Helical Lsd Differential, Qdh2K-10 $839.43 Quaife ATB Helical LSD differential for the Fiat Punto is a direct replacement for the standard Fiat Punto open differential. The Quaife ATB Helical LSD differential transforms your car’s performance. Unlike a conventional plate-style limited... $839.43 Add to Cart