AST Suspension Lowering Springs (45mm/30mm TUV) - 2005-2012 BMW 3 Series 316i/318i/320i Sedan (E90) YMM_2008_2017_Audi_Q5_8R designed to work together to

designed to work together to achieve the desired stance and handling improvements

blacked-out housing and vibrant red LEDs

It mounts directly onto the factory trunk lid using the included hardware

making it suitable for both professional racers and enthusiasts who want quick access to their steering wheel without hassle

the flange maintains structural integrity under high-pressure conditions typical of turbocharged engines

AST Suspension Lowering Springs (45mm/30mm TUV) - 2005-2012 BMW 3 Series 316i/318i/320i Sedan (E90) YMM_2008_2017_Audi_Q5_8R designed to work together toAST Lowering Springs for the 2005 2012 BMW 3 Series (E90) 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.