Are glass pack mufflers legal?
Per Sec. 14-80a-1a through 14-80a-10a of the DMV Regulations for “Glass Pack Mufflers” it is based on the loudness of the vehicle measured in accordance with the DMV Regulation. The loudness is affected not only by the mufflers utilized, but also by any engine modifications. There can be two different vehicles with the same exhaust system, however, they may have different engine modifications. One of the vehicles will pass the noise level measurement test and the other vehicle may not. • What are the height requirements my car can be? The height requirements are contained in DMV Regulations Sec.