This 4 Conductor Garmin CATALYS Extension Cable connects to the Garmin CATALYST and gives extra length for your driver's helmet kit cabling. 4/C (IMSA Wiring) Garmin CATALYST adapter with Helmet kit extension coil cable. Features input from the Garmin CATALYST.

• Input Adapter for audio coaching from Garmin CATALYST 
• 4/C 4 Conductor (IMSA style wiring)
• Coiled Design for flexible extension
• High-Quality Cabling 

Part: HEC-10-CATALYST