H&R 09-12 Porsche 911/997 Carrera C4S Coupe/Cabrio Sport Spring (Okay w/PASM) - 54097-2 Hard Top Accessories 13% Lighter than the stock

13% Lighter than the stock exhaust system

The kit includes mandrel-bent aluminum piping available in polished or wrinkle-black powder-coated finishes

Multiple rigorous tests and quality control procedures are also conducted prior to the product release to confirm our products' final fit and finish

Converts Full Time Activation To Part Time Activation

FRONT REAR SPRING RATES 12k 10k

H&R 09-12 Porsche 911/997 Carrera C4S Coupe/Cabrio Sport Spring (Okay w/PASM) - 54097-2 Hard Top Accessories 13% Lighter than the stockSport 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