AST Adjustable Lowering Spring (ALS)- BMW Z4 (G29) / Toyota Supra (A90) (Non-EDC)Enhance the stance and handling of your BMW Z4 (G29) or Toyota Supra (A90) with AST Adjustable Lowering Springs. This system is designed specifically for models without Electronic Damping Control (Non EDC), allowing you to customise your ride height using the factory dampers. By using the adjusters on the original dampers, you can achieve a more aggressive, lower centre of gravity which reduces body roll and sharpens steering response. These springs