AST Suspension Lowering Springs (25mm/20mm TUV) - 2004-2009 Mini Cooper Cabrio (R52) 428i 2015 Subaru WRX STI (VA)

2015 Subaru WRX STI (VA)

1987 Volkswagen Jetta Wolfsburg Edition (1H/1J)

2015 Audi RS4 (B8)

2004 BMW 6 Series

AST Suspension Lowering Springs (25mm/20mm TUV) - 2004-2009 Mini Cooper Cabrio (R52) 428i 2015 Subaru WRX STI (VA)AST Lowering Springs for the 2004 2009 Mini Cooper (R52) 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 outlast even the life of the vehicle.