Description
AUTHORIZATION
Unfortunately no E-passport/approval for public road traffic
The Silent Pro is the right choice for all those who are looking for a very inconspicuous sports exhaust system. With the Silent Pro the name says it all, very quiet exhaust with a significant increase in top speed. Due to its very wide rpm range it is very easy to tune to 50ccm and tame 70ccm engines.
Please note:
In order for the scooter to reach its full power and speed, it may be necessary to adjust the exhaust system to your needs. an adaptation of the engine to the new exhaust with other variator weights and/or clutch springs is necessary, even if it is to be used on a production engine.
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