Add to Cart Quaife Fiat Marea Quaife Atb Helical Lsd Differential, Qdh2K-16 $840.31 Quaife ATB Helical LSD differential for the Fiat Marea is a direct replacement for the standard Fiat Marea open differential. The Quaife ATB Helical LSD differential transforms your car’s performance. Unlike a conventional plate-style limited slip... $840.31 Add to Cart