AST Audi RS3 8V 2.5TFSI Lowering Springs M135i (F20 & F21)(P) V3 Design with flaps

V3 Design with flaps

4' F82 M4 LCI   (05/2016 — 12/2019)

The Eibach Pro Kit lowers the BMW F83 M4 by 20mm at the front & 15mm at the rear

All racing petrol or diesel engines — naturally aspirated

5 5-cylinder TFSI engine whilst retaining the factory OPF filters to keep emissions 100% compliant

AST Audi RS3 8V 2.5TFSI Lowering Springs M135i (F20 & F21)(P) V3 Design with flapsGive your Audi RS3 8V 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. 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