H&R 17-20 BMW 430i Gran Coupe/440i Gran Coupe F36 Sport Spring - 28878-5 Battery Chargers and consistent finish

and consistent finish

flanges and includes O2 extensions for a hassle-free installation

Both front & rear sway bars utilize CNC machined ends

1 lb weight reduction vs

H&R 17-20 BMW 430i Gran Coupe/440i Gran Coupe F36 Sport Spring - 28878-5 Battery Chargers and consistent finishSport Spring kits are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R'sport Springs lower the vehicle's center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance signature will make the vehicle more streamlined and improve gas mileage. If you are only looking to improve one part of your vehicle's