如果您住在德克萨斯州或计划搬到州，则需要了解有关修改车辆的法律。在下面，您将找到可帮助您确保在德克萨斯州道路和高速公路上行驶时被认为是合法的街道合法的信息。
Sounds and noise
Texas has regulations in place that limit the sound levels that your vehicle can produce.
Sound systems
- 汽车立体声系统的声音水平不能超过车辆15英尺以内的68分贝。违规行为被认为是轻罪，首次犯罪的罚款为50-1,000美元，在后续犯罪中罚款100-2,000美元。
消声器
- 消声器are required on all vehicles and must prevent unusual or excessive noise.
- 不允许带有旁路或切口的消音器。
Tip: Always check with local county laws in Texas to make sure you are following any municipal noise ordinances that may be more stringent than state-level laws.
Frame and suspension
- Texas does not limit frame, bumper or suspension lift heights.
- 车辆的高度不超过13英尺6英寸。
引擎
While there are no regulations mentioned about engine modifications and swaps, many areas in Texas require emissions testing. Visit theTexas Department of Public Safety网站以获取更多信息。
Lighting and windows
灯
- 所有灯泡必须具有SAE或点邮票。
- Red bulbs are currently not DOT approved.
- 不允许在道路上使用越野和仅显示设备。
- 停止灯和尾灯必须发出琥珀色或红色。
- 不允许使用照明的车牌框架，包括霓虹灯颜色。
窗口着色
从制造商或前五英寸的AS-1线上方的挡风玻璃上允许在挡风玻璃上进行非反射色调。
前侧和后侧窗必须允许超过25％的光线通过。
Rear window tint can be any darkness.
Side mirrors are required with rear window tint.
前侧和后侧窗户上的色彩不能超过25％的反射性。
在玻璃和胶片之间的驾驶员侧窗口上需要识别法律色彩水平的贴纸。
Antique/classic car modifications
Texas offers a variety of antique and classic car plates:
Antique
- Vehicle must be over 25 years old.
- Vehicle is not required to pass annual inspections.
Classic
- 车辆必须通过年度安全检查。某些标准（例如安全带）将由制造商最初包括在内。
Street rods and custom vehicles
Street rods are those that were manufactured prior to 1949 or that look as if they were manufactured before 1949.
These vehicles require titles and safety inspections.
If you want to make sure your vehicle complies with the laws in Texas, 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.
