aFe Control is proud to introduce the Stage 1 Package. Designed specifically for the chassis the Stage 1 Package features sway bars and springs designed to provide your BMW with race car level road holding ability and the street-ability you would expect from your daily driver. The package offers increased roll stiffness without upsetting the vehicles balance and traction control systems, while vehicle looks are enhanced with the 1 Inch lowering springs. The springs are engineered to optimize the factory shock absorber damping and offer a 1 Inch drop for the perfect blend of performance and style giving you the confidence to take that turn without adversely affecting ride quality. For years of durability and great looks, the bars and springs are powder-coated a special 2 stage tangerine orange. The package is designed as a direct fit application on the models and requires no modifications to the vehicle.