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EFI Ford Coyote Ti-VCT Main Harness for EFI HP smart coils (2011-2017)

SKU: 558-122

Availability: In stock

Handling Time: 30 Days


Holley EFI Ford Coyote Ti-VCT Main Harness for Holley EFI HP smart coils (2011-2017)

Coyote Ti-VCT Main Harness for 2011-2017 Coyote Engines using Holley EFI HP smart coils

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full potential of your high revving power plant with the Holley EFI Plug and Play Coyote Ti-VCT Control Module.


  • Plug and Play Coyote Main Engine Harness
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  • Connectors are labeled for easy identification
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  • Terminated with Ford TPS and IAC Connectors for DBW to Cable Driven Throttle Body Conversions (99-04 Style Connectors)
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  • Includes Power Tap Connector for additional powers and grounds for sensors or solenoids
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  • Single CAN connector for optional accessories, such as the Holley EFI Digital Dash (553-106)
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  • Optional Fuel and Oil Pressure transducer connectors pre-terminated for datalogging or gauge monitoring

Installation Note:Requires MAP Sensor P/N 538-24

Designed to be used with Holley EFI Smart Coil Kit: 556-127 or 556-128
Holley EFI Smart Coil Harness: 558-312 or 558-318 and Holley EFI HP Smart Coils - 556-112

When utilizing this Harness with Ti-VCT applications the following parts are required: 554-145 Coyote Ti-VCT Controller, and supporting Harnesses.


  • Brand: Holley EFI
  • Emission Code: 4
  • Harness Application: Ford
  • Harness Type: Main
  • Product Type: ECU Assembly