H&R 11-16 BMW 528i/535i F10 Sport Spring Exterior Styling>Car Covers Using a wideband air/fuel controller

Using a wideband air/fuel controller during the tuning process allows you to monitor AFR and adjust tuning parameters to optimize them for maximum power and efficiency

our engineers swapped out the OEM suspension for our double-bellow air springs

Mandrel bending and fabrication parameters are extensive

Also included is a high quality billet aluminum crankcase fitting and temp sensor fitting for easy installation

H&R 11-16 BMW 528i/535i F10 Sport Spring Exterior Styling>Car Covers Using a wideband air/fuel controllerSport 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