H&R 2011 Porsche Boxster Spyder Sport Spring Engine Components>Head Stud & Bolt Kits Ready to redefine your ride

Ready to redefine your ride

0 - Black Body / Black Ring

A mitered merge is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower

A black hat with the modern Nissan Z Logo

Constructed out of mandrel-bent 304 stainless steel tubing and high-flow muffler

H&R 2011 Porsche Boxster Spyder Sport Spring Engine Components>Head Stud & Bolt Kits Ready to redefine your rideSport 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