AST Suspension Lowering Springs (30mm/30mm TUV) - 2007-2013 BMW 1 Series 135i Coupe (182) spl-parts-titanium-front-lower-control-arms Silvers NEOMAX coilovers for the

Silvers NEOMAX coilovers for the 2011-2017 Porsche Cayenne AWD (958) are the flagship coilovers in the Silvers lineup

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AST Suspension Lowering Springs (30mm/30mm TUV) - 2007-2013 BMW 1 Series 135i Coupe (182) spl-parts-titanium-front-lower-control-arms Silvers NEOMAX coilovers for theAST Lowering Springs for the 2007 2013 BMW 1 Series (182) 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.