§ 175.181. Exhaust systems.
(a) Condition of exhaust system. All components of the exhaust system shall be in safe operating condition as described in § 175.190 (relating to inspection procedure).
(b) Exhaust system requirements. A vehicle specified under this subchapter shall be equipped with a muffler or other effective noise-suppressing system in good working order and in constant operation. A muffler or exhaust system may not be equipped with a cutout, bypass or similar device and a muffler may not show evidence of external repair.
(1) The exhaust system of a motor-driven cycle or motorized pedalcycle may not be modified in a manner which will amplify or increase noise emitted by the motor of vehicle above the maximum level permitted by Chapter 157 (relating to established sound levels).
(2) An exposed exhaust system shall be equipped with an adequate heat shield or protective system or be located to prevent contact by the operator or passenger.
Authority The provisions of this § 175.181 amended under the Vehicle Code, 75 Pa.C.S. § § 4103, 4301, 4501, 4521 and 6103.
Source The provisions of this § 175.181 adopted October 29, 1982, effective February 1, 1983, 12 Pa.B. 3862; corrected November 12, 1982, effective February 1, 1983, 12 Pa.B. 3947; readopted December 2, 1988, effective December 3, 1988, 18 Pa.B. 5362; amended November 13, 1998, effective May 13, 1999, 28 Pa.B. 5670. Immediately preceding text appears at serial pages (221311) to (221312).
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