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I've seen that one. It's the racing muffler. Is it street legal? Why did you choose it over the Diablo? Does the bike feel any faster with the F1r? thanks

So it seems that the exhausts for the rc390 may or may not increase power so I'm going to go with the Fuel Diablo muffler later this week. Does anyone have one? Does it increase power? Im interested in everyone's opinion! Thanks! YouTube

Post a pic when your done?

Do you have pics?

Does the bike feel faster?

Which arrow? How does it perform?

Im confused. The website doesn't list a danmoto for the rc 390. Which one did you order?

How does it perform compared to stock?

Im really not looking to wait too long, there are plenty of good exhausts on the market and the ghost is product by a company with lots of resources, I thank its a great option. I'd be interested in a hard timeline and I'm sure im not the only one that would appreciate an eta on the exaust.

Hey everyone, I'm new to the site. I just recently got a RC390 and I'm looking to upgrade and I would like your advice!! 1. Muffler - I want the traditional look so am thinking the GPR Ghost is the way to go? 2. Intake - K&M intake? 3. Ecu - Power Commander? Is this a good mix? I'm new to...

When exactly is your exhaust going to be released? Im new to this site, just bought my 2015 rc390 last week and want to upgrade to either of the grp options however I have seen many posts from you about your muffler that will match the stock exit. Do you have any pictures of the prototypes...