AST Suspension Lowering Springs (30mm/30mm) - 2011-2015 Kia Optima 1.7CRDi/2.4 (TF) whiteline-sway-bar-link The ST X Coilover Suspension

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Silvers NEOMAX coilovers for the 2000-2007 Nissan Maxima FWD (A33/A34) are the flagship coilovers in the Silvers lineup

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AST Suspension Lowering Springs (30mm/30mm) - 2011-2015 Kia Optima 1.7CRDi/2.4 (TF) whiteline-sway-bar-link The ST X Coilover SuspensionAST Lowering Springs for the 2011 2015 Kia Optima (TF) are manufactured from a premium high tensile chromium silicone wire which is handpicked by AST engineers for its quality and metal consistency. Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the vehicle.