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Designed to enhance exhaust sound without excessive drone or noise
Suitable for enthusiasts who want to simplify their suspension system or eliminate electronic components for a more traditional driving feel
The overall design emphasizes heat resistance and structural integrity
2017 BMW 3 Series RWD (w/ EDC)
The coil springs are engineered to provide consistent support and ride quality
AST Suspension Lowering Springs (40mm/35mm TUV) - 2008-2015 Audi A4 Avant 3.2FSi/2.7TDi/3.0TDi (B8) YMM_1987_1993_Daihatsu_Charade_G100 Designed to enhance exhaust soundAST Lowering Springs for the 2008 2015 Audi A4 (B8) 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