$124.62 - $450.29
Delaware regulates the modifications that you can make to your vehicle. If you live in the area or are planning to move to the state, make sure your vehicle is street legal by following the laws and regulations listed below.
Sounds and noise
Delaware limits the sounds from the vehicle sound system and muffler. Failing to follow the requirements can result in a fine ranging from $25 to $1,000 each time you violate a noise ordinance.
- Sound systems cannot be heard 50 feet or more from the vehicle.
Delaware also has restrictions on the mufflers that are permitted on your vehicle:
- All vehicles must have a muffler installed.
- Muffler cutouts are not permitted on highways.
- Straight exhaust systems are not permitted.
Tip: Also check with local county laws in Delaware to make sure you are following any municipal noise ordinances that may be more stringent than state-level laws.
Frame and suspension
Delaware also has regulations on the frame and suspension of vehicles.
Bumper heights can’t exceed 20 inches for all vehicles with a Gross Vehicle Weight Rating under 10,000 pounds.
Body lifts are limited to three inches.
Vehicles can’t exceed 12 feet 6 inches in height.
Delaware does not have any engine modification regulations listed.
Lighting and windows
Colored lamps other than those installed by the factory are not permitted on the front of any passenger vehicle.
Two fog lamps are permitted but must be white or yellow light.
Two spotlights are permitted but can’t be aimed to the left or over 100 feet in front of the vehicle.
License plate lights are not permitted.
Non-reflective tint is permitted on windshield above the AS-1 line of the manufacturer.
Front side window tint must allow greater than 70% of light to pass through.
Back and back side windows can have any tint darkness but side mirrors are required if tint is present.
Metallic and reflect tints are not permitted.
Antique/classic car modifications
Delaware requires that all antique or classic cars have an antique license plate and that they are not used for daily transportation.
If you want to modify your vehicle but want to be in compliance with the laws in Delaware, YourMechanic can provide the mobile mechanics to help you install the new parts. You can also ask our mechanics what modifications may be best suited to your car using our free online Q&A system, Ask a Mechanic.
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