AST Lowering Springs- Audi S4 (B9) Lowering:30mm Front / 25mm Rear BMW-specific fuel filter mount

BMW-specific fuel filter mount

for maximum performance

The kick-down switch is disabled in manual shift mode

MACH Force XP exhaust systems are the perfect combination of performance

AST Lowering Springs- Audi S4 (B9) Lowering:30mm Front / 25mm Rear BMW-specific fuel filter mountTransform your vehicles profile and performance with AST Lowering Springs. Engineered for drivers who demand a more aggressive aesthetic without sacrificing ride quality, these springs provide a significant reduction in ride height while working in perfect harmony with your factory dampers. By lowering the centre of gravity, AST springs reduce body roll during cornering and nose dive under heavy braking, resulting in a more stable and communicative