AST BMW G20 M340i xDrive Lowering Springs X3M (F97)(S) This kit is completely reversible

This kit is completely reversible and does not require any permanent modification

This M Performance LSD fits the following vehicles:

0mm wall 304 stainless steel

With this piece

AST BMW G20 M340i xDrive Lowering Springs X3M (F97)(S) This kit is completely reversibleGive your BMW G20 M340i xDrive 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