H&R Sport Spring Kit | BMW 640i xDrive Gran Turismo (18-19) (28721-4) F10 5-SERIES This rear diffuser is engineered

This rear diffuser is engineered for a straightforward installation process

The titanium construction not only reduces overall weight but also offers excellent corrosion resistance

aggressive look while supporting your vehicle’s aerodynamic profile

The package includes the F8X GT4 V2 Splitter with all necessary mounting hardware for a secure installation

Optimal Thread Design: M12 x 1

H&R Sport Spring Kit | BMW 640i xDrive Gran Turismo (18-19) (28721-4) F10 5-SERIES This rear diffuser is engineeredH&R Sport Springs for your 2018 2019 BMW 640i Gran Turismo AWD w Adaptive Suspension (G32) 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