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Exhaust Noise in West Virginia

Vehicle type: Sedan

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West Virginia sets no statewide decibel limit for passenger cars. A muffler in good working order is required, exhaust may not produce excessive or unusual noise, and cutouts or bypasses are prohibited.

Verified against primary sources · August 2026

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Frequently Asked Questions

Are exhaust noise legal in West Virginia?
West Virginia sets no statewide decibel limit for passenger cars. A muffler in good working order is required, exhaust may not produce excessive or unusual noise, and cutouts or bypasses are prohibited.
What are the exhaust noise limits in West Virginia?
West Virginia sets no statewide decibel limit for passenger cars. A muffler in good working order is required, exhaust may not produce excessive or unusual noise, and cutouts or bypasses are prohibited. For specific numeric limits and thresholds, see our full compliance report.
Are there exceptions for exhaust noise in West Virginia?
Yes, there may be exceptions and exemptions. Get the full details including medical exemptions and edge cases in our compliance report.

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