Quaife Differential [Mk3 Focus ST] - Fully Fitted Keyring as can be seen from

as can be seen from the power graphs

crisper shifter throw provides a positive driving experience with the Mk8 Fiesta and Puma ST

the kit also includes a porous lower hose which mounts to a lower cold air entry point in the bottom of the heat shield - a design feature originally developed and utilised by mountune on Ford-endorsed intakes over the last decade and a half

Made from billet aluminum

The forged pistons also feature a distinctive grey phosphate coating

Quaife Differential [Mk3 Focus ST] - Fully Fitted Keyring as can be seen frommountune are pleased to offer a fitting service for the Quaife differential, which transforms your Mk3 Focus ST's performance. Unlike a conventional plate style limited slip differential, the Quaife differential relies on gears rather than clutch plates for its operation. That means it is much smoother in operation and never locks harshly with a set pre load of wheel slip across the driven axle. This product includes a fixed labour charge for