H&R 04-11 BMW 645Ci Coupe/650i Coupe E63 Sport Spring (w/Dynamic Drive/Non Convertible) Suspension>Strut Bars Additional sound level tuning For

Additional sound level tuning For the enthusiast interested in a more aggressive sound

The housing is designed to retain the same water fording height as the factory intake system while providing more air flow and better protection

they may not be appropriate for a specific application

As experts in air suspension products for 75 years

They are easy to install and built to last due to their solid steel construction

H&R 04-11 BMW 645Ci Coupe/650i Coupe E63 Sport Spring (w/Dynamic Drive/Non Convertible) Suspension>Strut Bars Additional sound level tuning ForSport 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