33. Silencer

Every vehicle propelled by an internal combustion engine shall be fitted with a silencer, expansion chamber or other contrivance suitable and sufficient for reducing as far as may be reasonable the noise caused by the escape of the exhaust gases from the engine. (2) With effect from 1st July 1981, the exhaust pipe of every vehicle shall end in a straight section of at least 100 millimetres in length and the outlet of the exhaust pipe shall be on the off-side or at the rear of the vehicle.

Every vehicle propelled by an internal combustion engine shall be fitted with a silencer, expansion chamber or other contrivance suitable and sufficient for reducing as far as may be reasonable the noise caused by the escape of the exhaust gases from the engine.

With effect from 1st July 1981, the exhaust pipe of every vehicle shall end in a straight section of at least 100 millimetres in length and the outlet of the exhaust pipe shall be on the off-side or at the rear of the vehicle.