FT500 to FT550 Adapter Harness by Fueltech FT500 to FT550 plug and play adapter harness is the fastest way of using a FT550 on an existing FT500 installation. The adapter is 16 inches long and has 2 FT500 connectors (24 and 16 ways), 2 FT550 connectors (2x 26 ways), 2 CAN connectors and 1 connector for strain gauge shifter (4 ways). Optional (10) FT550 terminals allow you wire additional inputs/outputs that are available on the FT550 compared to the FT500. Features Constructed from High-Quality Materials Applications Universal What’s In The Box? 1 – FT500 main connector – 24 ways 1 – FT500 auxiliary connector – 16 ways 1 – FT600 A SUPERSEAL connector – 26 ways 1 – FT600 B SUPERSEAL connector – 26 ways 1 – CAN-A connector – 4 ways 1 – CAN-B connector – 2 ways References FT500 to FT550 Adapter Harness Manual Warranty Fueltech’s Standard 1-Year Limited Warranty