H&R 01-05 Honda Civic Sport Spring (Non 4 Door EX) Programmers & Chips>Programmers & Tuners 5" diameter into dual 2"

5" diameter into dual 2" system replaces the stock rear muffler and is a direct bolt-on part for ease of installation

accounting for the dramatic performance and mileage improvements

providing a distinctive V8 growl

If you want Extreme

and guarantee that our products are compliant with the SAE and DOT requirements

H&R 01-05 Honda Civic Sport Spring (Non 4 Door EX) Programmers & Chips>Programmers & Tuners 5" diameter into dual 2"Sport 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