AST BMW G83 M4 Cabriolet xDrive Lowering Springs 1M (E82)(P) This exterior styling option from

This exterior styling option from MHC offers a great alternative to traditional lip spoilers with its stand-out tubular design

40mm-36mm dish

Made from 304L Aircraft Grade stainless steel

Designed specifically for the B58 engine this downpipe reduces back pressure which improves throttle response and low-mid range torque

AST BMW G83 M4 Cabriolet xDrive Lowering Springs 1M (E82)(P) This exterior styling option fromGive your BMW G83 M4 Cabriolet 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