YSR Pro Sport Digressive Series Coilovers - Acura RL 1996-2004 (KA9) fits_2000-2006`BMW`3 Series Constructed from aerospace-grade Ti 6Al-4V

Constructed from aerospace-grade Ti 6Al-4V (Grade 5 Titanium)

aggressive roar with rich V8 character—engineered to excite at every RPM

All wheel drive models are equipped with 6kg rear spring rates

This system integrates electronically controlled exhaust valves that can be tied directly into the M8’s ECU for OEM-style operation through Sport and Sport+ modes

Compared to the iconic 5

YSR Pro Sport Digressive Series Coilovers - Acura RL 1996-2004 (KA9) fits_2000-2006`BMW`3 Series Constructed from aerospace-grade Ti 6Al-4VFRONT REAR SPRING RATES 14k 8k UPPER MOUNT Aluminum w Hardened Rubber Bushings Aluminum w Hardened Rubber Bushings The Pro Sport Digressive Series Coilovers from YSR USA are designed to provide motoring enthusiasts with exceptional handling characteristics while maintaining a balanced ride comfort. Digressive valved coilover systems are designed to provide a stiffer damping force at low shaft speeds while allowing for more fluid movement at higher