AST BMW E90 M3 Sedan Lowering Springs fromt splitter the alignment is precise and

the alignment is precise and the end result looks premium

easy maintenance and great owner satisfaction

S4 B8 AWD adjustable shocks

M Sport front apron add-ons

5 bar MAP sensor pigtail

AST BMW E90 M3 Sedan Lowering Springs fromt splitter the alignment is precise andGive your BMW E90 M3 Sedan 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