H&R 04-10 BMW 530Xi Wagon/535Xi Wagon E61 Sport Spring (w/Self Leveling) Engine Components>Engine Mounts the sound output is tuned

the sound output is tuned like a graphic equalizer to shape and focus sound waves for optimum high-volume output

75" diameter system is designed for vehicles that come from the factory with single tips and are NOT with Dual Mode Exhaust (NPP) valves

or custom painted to create your own personal look

good looking and it supports high horsepower

LoadController (Panel

H&R 04-10 BMW 530Xi Wagon/535Xi Wagon E61 Sport Spring (w/Self Leveling) Engine Components>Engine Mounts the sound output is tunedSport 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