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SHIFT_CR »
https://forums.nicoclub.com/shift-cr-u75086.html
Sun May 18, 2008 11:58 am
I think you sir are wrong. My friend has dual 4.5in exhaust on his civic and it sounds quite nice, smooth hum, not like a farting can. I think its depends on the brand of exhaust you buy and how the quality of the installation was.