Harley Davidson Exhaust Laws

Federal law stipulates an 80-decibel limit for all motorcycles.

Harley davidson exhaust laws. Why does my Harley Davidson have an exhaust system. According to DS Harley Davidson. DS Harley Davidson a dealer in Phoenix Oregon has its own blog and recently they addressed a popular question.

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And for that reason they developed a special exhaust system for Europe and I think especially for Germany. A question at the outset thus emerges. I used a decibel reader on my iPhone and showed the CHP inspector that my Thunders Headers were under the 97 decibels that the modified exhaust law required.

Aftermarket exhaust will bring better performance more power and better sound to your Harley Davidson. Those ultra-noisy Harleys you hear exist because their owners deliberately increased their sound level not because Harley-Davidson made them like that. The class action lawsuit claims that the Harley Davidson engines run so hot that they pose a constant danger to riders in that the engines cause burns.

There are certainly laws against the excessively loud exhausts on Harley Davidson and any other motorcycles but they are not standard in the entire country. It was 94db The Officer agreed with me and signed off my ticket. Noise Emission Warranty Harley-Davidson warrants that these mufflers at the time of sale meet all applicable United States EPA.

To reduce sound and noise emissions produced by their line of motorcycles the Active Intake Control AIC system is an electronically controlled servo that opens and closes a valve in the intake chamber according to preset engine speeds. Harley-Davidson has applied beautiful red accents on numerous motorcycle parts on various CVO models. Developed by Harley-Davidson Motor Co.