yonaka Full Coilovers All Aluminum Upper Mounts 0-4" Height adjustment. Fully Threaded Mono Tube Shock Absorber. Inner bump stop to prevent damage caused by rapid compression impacts. Wide range of height adjustment without changing the spring compression. Bottom of the shock is threaded to allow height adjustments without having to shorten the suspension travel. Rubber dust shield protecting piston for long life. Adjustment tools included. These available for 1990-1993 Acura Integra,1994-2001 acura intega,2002-2006 acura rsx,1988-200 honda civic and 92-96 prelude other applications available and coming soon Starting at 589 shipped best coilover out there for the money.