AST Audi RS3 8Y 2.5TFSI Lowering Springs (2021+)Give your Audi RS3 8Y the extra stance it needs with AST lowering springs. AST Lowering Springs are manufactured from a premium high tensile chromium silicone wire which is handpicked by AST engineers for its quality and metal consistency. Versions are available for both Sportback & Saloon Models. Please select before adding the lowering springs to your cart. Each spring is cold wound and then heat treated to increase hardness and reduce internal