Progress Tech 89-91 Honda Civic/Si/CRX Coil-Over 3 System (FR 350lb / RR 550lb) Factory Top Hat Only

Progress Tech CS3 systems include rebound adjustable damping. These new dampers widen the spring rate selections to include fourteen combinations. Now you can purchase a track-day or drag race combination at an affordable price. Or enjoy the smooth ride of softer springs and dial in the rebound control to suit your driving style and road quality.