AST Suspension Lowering Springs (25mm/25mm) - 2003-2012 Mazda RX-8 90 2014 Audi S4 Sedan FWD/Quattro

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AST Suspension Lowering Springs (25mm/25mm) - 2003-2012 Mazda RX-8 90 2014 Audi S4 Sedan FWD/QuattroAST Lowering Springs for the 2003 2012 Mazda RX 8 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. Features