H&R 15-21 Subaru STi Sport Spring 1994-infiniti-g20-esi4201853 increasing the volume by 162-percent

increasing the volume by 162-percent and the external fin surface area by 412-percent while retaining similar fluid pressures within the system

The Full Metal Power intake system takes air intakes to the next level

BORLA® offers a Cat-Back™ system (PN140318) and Axle-Back system (PN11777)

but even the most spirited drives can push engine oil to its limits

The superior materials used in both the hoses and clamps deliver increased pressure tolerance compared to the original equipment

H&R 15-21 Subaru STi Sport Spring 1994-infiniti-g20-esi4201853 increasing the volume by 162-percentSport 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