YSR Pro Sport Digressive Series Coilovers - Acura TL 2009-2014 (UA8/UA9) fits_2004-2011`Mazda`RX-8 the system integrates seamlessly with

the system integrates seamlessly with factory control or runs on a standalone remote for full command in any drive mode

Valvetronic Designs unleashes its full potential with our titanium Valved Exhaust System—crafted to deliver aggressive tone

FRONT REAR SPRING RATES 14k Varies (See Below) UPPER MOUNT Pillowball w/ Camber Plates OEM

Does not fit M5 model

YSR Pro Sport Digressive Series Coilovers - Acura TL 2009-2014 (UA8/UA9) fits_2004-2011`Mazda`RX-8 the system integrates seamlessly withFRONT 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