Honda Grom banner


  1. Scorpion Header Pipe

    Moto Machines
    Scorpion Exhaust header pipes are here to complete the package, offering you the ultimate performance for your motorcycle. Pair these headers with that Slip-On from Scorpion for the true "Red Power" experience. Only fits Scorpion Seket Taper Slip-on. The header pipe is currently 40% off, get on...
  2. Scorpion Serket Taper Slip-On Exhaust

    Moto Machines
    Scorpion Serket Taper Slip-On Exhausts are the modern solution to flat performance and unnecessary weight. Save now on both weight and loss of power by opting for 'Red Power' made possible from the world leader in exhausts. Available in titanium and stainless steel finishes. Upgrade your Grom...
  3. Build: Wicked's Koso 4v 181 5-Speed Build

    Grom Builds
    I have not posted my build here so I figured I would throw it out there for everyone to see, Ask questions and make fun of my purpleness :). I have learned a lot in the progress of my grom build and wasted a lot of money to the point where now I could build an engine blindfolded. I knew nothing...
  4. MIVV Exhaust Giveaway

    Moto Machines
    The team at Moto Machines is doing another giveaway via Instagram! This time, we've decided to give away a MIVV Exhaust up to $600 in value to one lucky rider who follows MotoMachines, likes the giveaway post, and tags two friends in the comment section. The giveaway ends on 11/25/19 and the...
  5. Scorpion Exhausts Giveaway

    Moto Machines
    Hey, Grom riders! Moto Machines is doing a Scorpion Exhaust giveaway on our Instagram up to $600 dollars in value! Go on our Instagram @motomachines and you'll see the post for the giveaway. There are instructions in the caption but basically, all you need to do is like the picture, follow...
  6. Grom Accessories on Sale!!!

    Moto Machines
    Moto Machines is putting a couple accessories on sale for the Honda Grom so check them out before we sell out of them! Accessories such as header pipes from Scorpion, seat covers, rear huggers, and more!! We are running this sale for the end of the riding season and would like to make some...
  7. Mnnthbx Exhaust for sale

    Parts for Sale / Wanted
    Sold sold sold
  8. MIVV GP Slip-On Exhaust

    Moto Machines
    The GP exhaust series from MIVV was designed with competition in mind! This muffler has a traditional look being perfectly round with a downward outlet at the end for exhaust fumes to kickback. As with all MIVV Exhausts, you will save on weight while increasing both power and sound! Awesome for...
  9. Looking to upgrade my exhaust... Help me decide...

    Grom Talk
    So... I want to get a new exhaust, but I'm debating what to get. I kind of have an idea as to what I want, but I just wanted to get some ideas from you guys first. I have a 2016 model. I'm just looking for recommendations/what to stay away from. I don't exactly have a budget at the moment, but...
  10. Upgrade Your Exhaust!!

    Moto Machines
    Adding an aftermarket exhaust to your motorcycle is truly one of the best upgrades you can make. In terms of weight and performance, it's number one. Scorpion Exhausts are handmade in Derbyshire, England near the Donington Park Race Circuit. The company is comprised of both car and motorcycle...
  11. UK Street legal exhaust

    Grom Performance
    Hi everyone, I wanna change the exhaust on my 2018 grom but I'm finding it hard to find a street legal exhaust. The only one I have found is a black widow 300mm exhaust which in my opinion looks too big for the grom. Anyone got any ideas?
  12. WANTED - low mounted aftermarket exhaust and 12 bar / subcage for 2018 Grom

    Parts for Sale / Wanted
    I have the Yoshi RS-2, Hinder and Brock(black color) exhaust in mind, post your low mounted exhaust and show me what you've got. I want the can of the exhaust to be mounted where the stock exhaust is. I'm also looking for 12 bar / subcage. Thank you!
  13. Grom mods and ECU and Tunining HELP!!!

    Grom Builds
    So i have a 2018 grom and all im doing is a air intake and exhaust nothing else. I hear alot of people saying it will run lean(makes sense). Some say its fine ,some say its not and requires tuning etc.... what does everyone recommend?? Ive search and search but cant seem to fine a direct...
  14. How to create a Baffle?

    Grom How-To's and Guides
    I recently installed the AR Mini Exhaust on my 2018 Grom. I'm very impressed didn't expect to even notice a power difference but being a small guy I guess it helped. One problem I ran into which pretty much every one has with the Aodonly Racing Exhaust is that it's really loud even with the...
  15. Exhaust O2 Sensor

    Grom Talk
    So I just bought a 2018 Honda Grom and I have began modding. First things first I wanted to get a high-mount FMF exhaust and a Chimera Intake. I will most likely end up getting the Aracer RC Mini Plus2 ECU. My question is, should I buy the FMF from steady garage and have them weld the O2 sensor...
  16. WTB Dinger, MNNTHBX, or ixil exhaust and Intake

    Parts for Sale / Wanted
    Looking for a low mount exhaust for my 2017 Grom. Love the looks of Dinger, MNNTHBX, and the ixil exhausts (and want it to be loud). Also looking for any brand after market intake. Please let me know. To reach me quicker please text (920)606-3914. Thank you!!!
  17. FS: Yoshimura RS-9 Carbon Fiber slip on

    Parts for Sale / Wanted
    SOLD FS: Yoshimura RS-9 Carbon Fiber Signature Series slip on - $250 **SOLD** $250 800 miles with the slip on. Sounds great, no scratches and in perfect condition. Local pick up in Portland, OR. This is the Signature Series I can also ship it at the buyers expense. Thanks for looking...
  18. Grom won't hold idle after installing new exhaust!

    I recently replaced my exhaust with an Aodonly Racing (AR) exhaust, seen here: Ever since putting on the new exhaust, my grom hasn't been able to hold an idle until I warm it up. If I start up the bike, it will idle around...
  19. My New Grom and now can't decide on which exhaust to go with????

    Grom Performance
    This is going to be my first post on the forum. My wife surprised me with a new 2017 Grom last week, and I can't get enough of the bike. Since last Thursday I already put on almost 300 miles. Reading around on the forum and watching youtube videos, I'm currently in debate between buying the...
  20. Stock Exhaust Clearance with Low Down Ruckus Forks??

    Grom Talk
    Sup guys, Has anyone ran the stock exhaust while running the ruckus slammed forks?? Looking to have an idea of how much ground clearance i will have until i purchase the hotlap exhaust. I just ordered the Freign Low down ruckus forks and composimo fork adapters. I also have the composimo...