Driven Racing Honda Grom/Monkey Large Engine Plug Drive Train Accessories No more guessing you can

No more guessing you can actually check if your battery is undercharged or overcharged

Just like before the 20S EVO comes with an extremely easy to use interface

The injector flow rate must properly match the air intake amount otherwise a larger injector will do nothing but flood

Spark adjustments

Race Waiver Available In California

Driven Racing Honda Grom/Monkey Large Engine Plug Drive Train Accessories No more guessing you canWhether you are just starting your Grom Monkey build or adding the finishing touches to your current build The Driven Racing Honda Grom MonkeyLarge Engine Plug is the perfect part to have. Machined from sturdy aluminum and anodized for prime protection against corrosion the Driven Racing Large Engine Plugs add a little character that will get people to notice your ride. Available in the most popular colors pick one up today. Driven Racing Honda Grom