Daytona Twin Tec - Harley Davidson Ignition Systems and EFI control systems.
The JMS Performance Group includes Daytona Twin Tec, JMS Fleet, JMS ev, JMS Chip and Daytona Sensors.
Daytona Twin Tec manufactures premium tuning and diagnostic products for Harley-Davidson motorcycles.
The Daytona Sensors brand manufactures high-quality programmable ignition systems, ICE tuning and logging system. JMS manufactures premium emissions legal performance products. We are a leader in electronic performance products!
Each brand operates in a unique space in the performance aftermarket. Suppling electronics to OEM and Tier 1 customers.
Our products feature innovative high-quality engineering and workmanship and they are designed in assembled in the USA.