The AST 5300 Series Coilovers are designed specifically for the 2015-2018 BMW M3 F80 and 2015-2018 BMW M4 F82 LCI models. These coilovers feature adjustable ride height and dampening, allowing you to customize the suspension stiffness and ride height to your own personal preference. The 5300 Series Coilovers also feature a monotube design with a large 46mm diameter piston, providing superior dampening performance. With its lightweight aluminum construction and corrosion-resistant coating, this coilover kit is designed for long-lasting performance.