exhaust manifold restrictor plate -NARAKU- adjustable for Aprilia, Beta, Derbi, Rieju

Adjustable throttle plate for exhaust manifold. After performance optimizations have been carried out, it may be necessary to return the exhaust system to factory condition. With this Naraku throttle plate / exhaust throttle the original performance condition can be restored or reduced adjustably.

The bendable plate can be turned by means of a screwdriver and thus releases more or less exhaust gas. This allows the power reduction to be adjusted to a greater or lesser extent. In the delivery state, the reduction corresponds to the delivery state of the vehicle ex works.

Only suitable for original manifolds with 52mm hole spacing. Suitable for Aprilia, Beta, Derbi and Rieju vehicles._{AI-translation}