Noise Reduction
Honda also focuses on the development of technology to reduce external noise production. The air intake, exhaust and engine are the major sources of external noise. The new Civic, introduced in September 2005, has a lower level of exterior noise (73 dB(A)* compared with the regulation standard of 76 dB(A)) generated by the engine and intake/exhaust thanks to the following technologies: * For five-speed AT vehicles equipped with a 1.8-liter i-VTEC engine


