H&R 06-08 BMW Z4 M Coupe/Z4 M Roadster M85 Sport Spring - 29119-1 fits_2005-2007`Subaru`Impreza Pro-Lift Kit Springs must be

Pro-Lift Kit Springs must be used with Pro-Truck Sport Shocks

Reversible: 100% bolt-on—return to stock at any time

This cat replacement is designed as a one piece system that retains the factory O2 sensor and hanger locations for a direct bolt-on and go solution

Compatible with all submodels

H&R 06-08 BMW Z4 M Coupe/Z4 M Roadster M85 Sport Spring - 29119-1 fits_2005-2007`Subaru`Impreza Pro-Lift Kit Springs must beSport 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