t 547.604. MUFFLER REQUIRED. (a) A motor vehicle
shall be equipped with a muffler in good working condition that
continually operates to prevent excessive or unusual noise.
(b) A person may not use a muffler cutout, bypass, or
similar device on a motor vehicle.
Acts 1995, 74th Leg., ch. 165, t 1, eff. Sept. 1, 1995.
That seems to be it with respect to exhaust legislation in texas!
Sign up to get the latest on sales, new releases and more …