exhaust valve / exhaust control / exhaust slide Italkit for Aprilia RS 125 2T LC (122/123 ROTAX engine)

Variable tuning exhaust control from Italkit. This valve variably adjusts the exhaust timing from the cylinder depending on the load condition on the engine, which has a noticeable effect on the cylinder timing and thus also on the power.

OEM no. for comparison purposes only: Aprilia AP0253470 AP0253722