AST Suspension Lowering Springs (30mm/25mm) - 2009-2018 BMW Z4 Roadster 35i/35is (E89) YMM_2023_2026_Porsche_718_Spyder_RS this exhaust system provides a

this exhaust system provides a significant upgrade over stock components

making these coilovers a versatile upgrade for serious drivers

Whether you’re aiming for a more aggressive front end or seeking to optimize aerodynamic efficiency

Basic automotive tools are sufficient for installation

Optional DDP piston (double digressive piston)

AST Suspension Lowering Springs (30mm/25mm) - 2009-2018 BMW Z4 Roadster 35i/35is (E89) YMM_2023_2026_Porsche_718_Spyder_RS this exhaust system provides aAST Suspension Lowering Springs Part #: ASTLS 14 474 Overview The AST Suspension Lowering Springs are designed to enhance the handling and aesthetics of your 2009 2018 BMW Z4 Roadster 35i 35is (E89). These springs are engineered to lower your vehicle's ride height by approximately 30mm at the front and 25mm at the rear, providing a sportier stance and improved cornering performance. Crafted for enthusiasts seeking a balance of style, ride quality, and