AST Suspension Lowering Springs (40mm/30mm) - 2004-2010 BMW X3 2.0/2.5/3.0/1.8D/2.0D (E83) YMM_2004_2010_Porsche_911_VII_997_1 Suitable for street enthusiasts and

Suitable for street enthusiasts and track day participants aiming for a more aggressive look and improved stability at high speeds

Specifications:

Performance-minded drivers who want to support increased airflow and responsiveness

these splitters seamlessly integrate with the factory front bumper

firm brake pedal

AST Suspension Lowering Springs (40mm/30mm) - 2004-2010 BMW X3 2.0/2.5/3.0/1.8D/2.0D (E83) YMM_2004_2010_Porsche_911_VII_997_1 Suitable for street enthusiasts andAST Lowering Springs for the 2004 2010 BMW X3 (E83) 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. Features