Exhausts; exhaust systems for vehicles; blowing machines for exhaustion purposes; catalytic converter units for vehicle exhausts; exhaust apparatus (parts of machines); exhaust apparatus for land vehicles; exhaust apparatus for water vehicles; exhaust bypasses; exhaust manifold for engines; exhaust mufflers for watercraft; exhaust silencers; exhaust systems for vehicles; exhausts for motors and engines; expansion boxes for exhausts; mufflers (parts of exhaust systems); sound absorbers (silencers) being parts of vehicle exhaust systems; machines; engines other than for land vehicles

Vehicles; land motor vehicles, racing cars, performance vehicles, support vehicles, race transporters, trailers, parts and accessories included in this class; motor vehicles; motor vehicle parts and accessories in this class; suspension systems for motor vehicles and parts thereof

Exhaust systems and components