Exhaust silencers for engines; Headers as part of vehicle exhaust system; Intake and exhaust air flow vane assembly device for use in an internal combustion engine; Automotive exhaust pipe; Engine exhaust system comprised of a particulate trap; Aftermarket automobile engine exhaust systems comprised of pipes, collectors, mufflers, particulate traps; Exhaust manifold for engines; Exhaust pipes for land vehicles; Exhausts for motors and engines; Spark plug ignition wires