YFZ450r Upgrade | New HMF Full Exhaust!

[@MalikYFZ]

Skip to 3:50 for Exhaust Sound! 😮‍💨

[@axellopez4518]

How did you tune the optimizer to the exhaust system?

[@hughwinellis]

Sounds good definitely have to make a video where u open it up

[@MalikYFZ]

Definitely 😮‍💨

[@Forthehellofit710]

Where did you get those graphics and how much were they bro??

[@MalikYFZ]

Got them off eBay! Paid about $250 for them!

[@corwatson1353]

No skip to 380

[@MelanieRobertson-c6i]

Jackson Edward Johnson Scott Anderson Elizabeth