H&R Sport Spring Kit | BMW 428i/435i/430i/440i Gran Coupe F36 (14+) (28878-5) GROUP_M4 this kit combines ACT’s most

this kit combines ACT’s most popular heavy-duty pressure plate with a high-quality street disc

The Bilstein B6 Performance Dampers are designed as direct replacements for the original equipment

supporting your vehicle’s sporty character

this spoiler is an excellent upgrade for your M4

supporting your vehicle’s suspension geometry and maintaining ride comfort

H&R Sport Spring Kit | BMW 428i/435i/430i/440i Gran Coupe F36 (14+) (28878-5) GROUP_M4 this kit combines ACT’s mostH&R Sport Spring Kit BMW 428i 435i 430i 440i Gran Coupe F36 (14+) Part #: 28878 5 Overview The H&R Sport Spring Kit is designed to enhance the appearance and handling of your BMW Gran Coupe F36. Crafted for enthusiasts seeking a sportier stance and improved driving dynamics, these springs lower your vehicle's center of gravity while maintaining a comfortable ride. Ideal for drivers who want a more aggressive look without sacrificing everyday comfort,