Hello, I'm new to the forums so I'm not sure where to post this then again I see you all get that alot. So I have a 2020 grom, Leo vince gull system, modded airbox, are the only air/fuel upgrades with the PCV. All of the preset maps on dynjets site still seem to make my bike run lean after...

Brand new SEALED Power Commander Five (PCV) with fuel and ignition. Suit any grom 2014 - 2020. £350.00 delivered in the UK. Listed elsewhere and will not hang around.

I have added the Two Brothers full exhaust, Power Commander and Cold Air intake to my Grom and now the bike seems to be running very rich (although I have not pulled the spark plug to verify). When I get off the bike I smell like I have been standing behind several bikes all running and...

Recently bought an FMF slip on exhaust and the Power Commander V to install with it. I'm looking for the best map for stock everything except for the new exhaust. I was surprised the Dynojet/Power Commander site only lists 6 maps total for the 2014 Grom. None for stock air box and slip on...