BMW 3 Series (E30) 1985-1991 - Muller 1-Way Series Coilovers Spring Upgrade:Swift Springs or HyperCo Substitute Now when the coilover assembly

Now when the coilover assembly turns

and/or springs are in good working condition

Designed for High-line Vehicles and Exotic Supercars

Using high quality components that meet our strict standards allows us to optimize comfort

Hyperco Springs substitute if necessary

BMW 3 Series (E30) 1985-1991 - Muller 1-Way Series Coilovers Spring Upgrade:Swift Springs or HyperCo Substitute Now when the coilover assemblyCUSTOM. 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