Spec-D Tuning CL-CV06SIBK-SD Honda Civic Si Ex Dx Lx Spec D Black Lowering Springs 4-Piece Lowering Spring Front: 1.5" Drop & Rear: 1.5" Drop Provides better handling, improved aerodynamics, and an aggressive well balanced appearance 30 Day Money Back Guarantee & 90 Days Limited Warranty Made by OEM approved & ISO certified manufacturers in materials that meet or exceed strict OEM requirements