H&R 06-11 Honda Civic/Civic Si Coupe Sport Spring Exhaust- Mufflers & Tips>Connecting Pipes This 7” tall 360-degree radial

This 7” tall 360-degree radial flow air filter features a 4" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance

The OEM rock guard's vertical channel design is specifically designed to only work with the tube spacing found on the OEM core

The included performance air filter is surrounded by an open-element XLPE (cross-linked polyethylene) polymer housings that minimize warm engine air for maximum performance

This can also create a dangerous 'bump steer' where the vehicle becomes uncontrollable on uneven roads

H&R 06-11 Honda Civic/Civic Si Coupe Sport Spring Exhaust- Mufflers & Tips>Connecting Pipes This 7” tall 360-degree radialSport 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