Maserati Quattroporte (M139) 2003-2012 - Muller 1-Way Series Coilovers Spring Upgrade:Swift Springs or HyperCo Substitute Once purchased

Once purchased

Professional Awesome has devised a simple solution that will lock your strut camber in either the maximum or minimum position

5" to 5" lower than OEM ride height (depending on application)

Rebuildable and Revalveable at our Facility in Richmond

All new Clamp Style Locking Rings no longer requires an additional locking ring to lock the spring perch in place

Maserati Quattroporte (M139) 2003-2012 - Muller 1-Way Series Coilovers Spring Upgrade:Swift Springs or HyperCo Substitute Once purchasedCUSTOM. MODULAR. REBUILDABLE. In conjunction with Fortune Auto engineers and Muller Suspension specialists. All Muller Suspension systems are designed with maximum performance and ride quality in mind. Muller suspension systems are truly bespoke in utilizing industry lading machining methods and materials. Designed for High line Vehicles and Exotic Supercars. Amsoil Synthetic Shock Oil Flow Digressive Piston Technology Swift Springs standard on most