Exhaust Noise in Oregon
Vehicle type: Van
Oregon caps passenger-car exhaust at 94 dBA for pre-1976 vehicles and 91 dBA for 1976 and newer, using a stationary test at 25 feet under DEQ procedures.
Verified against primary sources · August 2026
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Frequently Asked Questions
Are exhaust noise legal in Oregon?
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Street-legal exhaust noise picks
Gear that helps you mod without a ticket in Oregon.
Measure your exhaust at the test RPM before a fix-it ticket does.
Exhaust silencer insert →A removable insert that brings a loud exhaust back under your state's limit.
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