H&R 11-14 Subaru STi Sedan Sport Spring - 54465 Programmers & Tuners This is an aftermarket upgrade

This is an aftermarket upgrade and is not a factory Porsche part

This axle-back system is installed on the exhaust piping downstream of the rear axle

which helps drop outlet air temperatures by 20 F over the stock intercooler

LEFT SIDE ONLY

High Quality Sealed Housing w/Air Inlet

H&R 11-14 Subaru STi Sedan Sport Spring - 54465 Programmers & Tuners This is an aftermarket upgradeSport 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