I'm thinking of swapping the throttle body and have a few questions: 1) Do I need to de-pressurise the fuel system to swap over the injector or just leave injector attached and then fit it after to the TB once attached? 2) Do I just pull the tps off and put it on the new one (The koso 34mm...

Increasing your GROM®'s engine power is one thing but this beast has to be fed with the fuel it needs. Koso’s High-flow injector is the essential part for your modified Honda Grom®! It has a higher fuel flow to meet the increased demand of your upgraded engine. For more information, visit the...