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FAST XFI Street Engine Control Units

All new from FAST, the XFI Street engine control units give you a more cost-effective system with the flexibility of laptop tuning. This system uses the same wiring as the FAST EZ-EFI and can be installed in place of an EZ-EFI ECU. The XFI Street unit offers data logging when connected to a laptop and is designed for only naturally aspirated engines. This system is offered with a multi-port harness (also available with an EZ-EFI 4-injector throttle body and harness, or in a retrofit kit for adding an XFI Street ECU to an existing EZ-EFI installation). Some of the FAST XFI Street engine control units' standard features include: * Perfect for custom individual runner induction systems * Easy-to-use software for novice and experienced tuners * Data logging makes tuning and troubleshooting easier * Advanced diagnostics help maintain peak performance * Direct plug-in capability with EZ-EFI fuel wiring harness and throttle bodies; only need to replace ECU to upgrade system

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