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Dramatically Improves Driving Performance Made In Germany The Only Springs Sold In North America That Meets ISO 9001 Quality Standards H&R springs are the best up-grade for cleaning-up the too high stock look, improve driving performance with revised progressive spring rates. These springs will drop your Porsche 1.0 to 1.5 inches, for a lower center of gravity, better transient response, and more stable, predictable cornering at the limit. Learn More

Features A Fully-Threaded Shock Body (Not An Imitation Sleeve-Over) Allows For Optimum Weight Transfer & An Aggressive Body Stance Improves Corner-Holding Ability And Handling-Without A Bone-Jarring Ride Lowers Ride Height 1.0 - 2.5 Inches On Average Lowered Height Is Tunable To Your Preference H&R Street Performance Coil Overs are the suspension solution for discerning drivers—from daily drivers to serious tuners—can appreciate the awesome handling and superb ride comfort. H&R is the originator of the true coil over system for the street. Each custom valved shock is tuned with a precision-engineered progressive rate spring to create a finely tuned suspension system. The fully threaded shock body allows for adjustable vehicle lowering—to where you want. This feature helps balance vehicle weight, resulting in a lower center of gravity and improved performance and control. Learn More

The Firmest Coil-Over In The H&R Street Line Features Higher Spring Rates & More Aggressive Damper Valving Features H&R's Exclusive Dynamic Damper Technology Perfect For Regular Participation In Track And Club Sport Events H&R RSS Club Sport Coil Over suspension systems are designed for the committed motorsport enthusiast who is willing to relinquish some ride comfort in return for ultimate handling performance. The firmest coil-over in the H&R street line, the RSS is the choice for weekend track and club sport events. These suspension components include hand made front struts and rear shocks that are fully threaded, specific rate progressive coil springs, custom dust boot and precisely calculated bump stop. Set of 4. Learn More

#1 Choice of Automotive Enthusiasts Worldwide High Performance Handling and Aggressive Good Looks Lower Center of Gravity — Lowers Vehicle* 1.0" - 1.5" Stop Quicker, Corner Faster and get Better MPG Progressive Spring Design for Excellent Ride Quality Part of the Eibach PRO-PLUS and PRO-SYSTEM-PLUS Million-Mile Warranty The Eibach Pro-Kit is the perfect answer for most frequently-driven street cars. It´s our legendary spring system that dramatically improves both a vehicle´s performance and appearance. Pro-Kit lowers your car´s center of gravity, reducing squat during acceleration, body roll in corners and excessive nose-dive under braking. When combined with Plus-1 or Plus-2 wheels and tires, the Eibach Pro-Kit is the finishing touch to a winning recipe for performance. Pro-Kit also reduces excessive fender-well clearance, making your car look just as hot as it performs. Every Eibach Pro-Kit is designed and tested by our suspension engineers and performance driving professionals, to deliver aggressive good looks and high performance handling, without ever compromising safety or ride quality. By using our proprietary, progressive spring design, Pro-Kit provides the ultimate balance to take your passion for driving to a whole new level. *Lowering amount varies by application NOTE: Aprox. Lowering Front: 1.3 Rear: 1.0 Learn More