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Yasuni 4 exhaust system for Vespa GTS 300cc 4-stroke scooters produced 2009 onward.
Yasuni have managed to add some more power as well as reducing the weight by a massive 40% compared with the standard exhaust. The sound is greatly improved to give your scooter that ideal deep rumble sound it deserves.
*Please not this unit uses your standard header pipe.
Yasuni TUB454
It can be used on 2019 300cc models with the frame number: ZAPMA3301, RP8M4581, RP8M4571.
As soon as we get new stock for Yasuni 4 Exhaust - Vespa GTS 300cc, we'll send you an email.
