Anyone have any good GYTR numbers for 2017 450fx? Just picked up a tuner, head pipe and slip on.
GYTR tunes for 2017 YZ450Fx
- Thread starter rdr99
- Start date
Jay marmount map works great on my 14 yz450f.
Last edited:
Stock exhaust? Noticed on the Yamaha site they were pulling fuel with the aftermarket exhaust.
Fmf ti. Full system
