BMW Z4 M (E85) 2006-2008 - Muller 1-Way Series Coilovers Spring Upgrade:Swift Springs or HyperCo Substitute designed and tested in the

designed and tested in the harshest environment possible- the race track

(3) Secure the SEC unit and harness using a double-sided tape and tie wrap

Please specify between available sizes - M8 & M10

locking rings and spring perches

71" x 24" - large garage banner

BMW Z4 M (E85) 2006-2008 - Muller 1-Way Series Coilovers Spring Upgrade:Swift Springs or HyperCo Substitute designed and tested in theCUSTOM. 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