Boomslang AEM EMS-4 Plug N Play Harness
2005–2006 Scion tC
BF14044
Overview:
The Boomslang AEM EMS-4 Plug N Play Harness is a precision-engineered wiring solution designed specifically for the 2005–2006 Scion tC. This harness allows seamless integration of the powerful AEM EMS-4 engine management system with your vehicle’s factory ECU without any wire splicing. Ideal for enthusiasts and tuners seeking advanced control over fuel and ignition timing, it maintains all factory functions such as dash gauges, air conditioning, and drive-by-wire throttle systems. The plug-and-play design ensures a straightforward installation process, saving time and preserving your factory wiring harness.
Whether you are upgrading your engine management for enhanced tuning capabilities or looking to retain factory electronics while gaining full EMS-4 control, this harness provides a reliable and clean solution tailored to your Scion tC.
Key Features:
Designed to maximize the potential of the AEM EMS-4 system while maintaining factory vehicle functions, this harness offers:
- Complete plug-and-play compatibility with the 2005–2006 Scion tC factory ECU
- No wire splicing required, preserving factory wiring integrity
- Full EMS-4 control over fuel injection and ignition timing for precise engine management
- Factory ECU remains active to manage dash gauges, air conditioning, and drive-by-wire throttle
- USB connector wired in for easy laptop tuning and data logging
- Factory check engine light disabled when possible to prevent false alerts
- Custom fabricated sub-harnesses included, no core ECU units needed
- Supports aftermarket crank and cam angle sensors if required for your setup
- Free shipping included with every order
Construction & Design:
The Boomslang harness is built with high-quality wiring and connectors engineered for durability and reliable signal transmission. Each harness is meticulously fabricated to ensure perfect fitment and seamless integration with the Scion tC’s factory ECU connectors. The design prioritizes ease of installation and removal, making it an excellent choice for both professional tuners and DIY enthusiasts. The inclusion of a USB connector wired directly into the harness facilitates straightforward tuning without additional modifications.
Installation & Fitment:
Installation is straightforward thanks to the plug-and-play design, requiring no cutting or splicing of factory wires. The harness connects directly between the AEM EMS-4 unit and the Scion tC’s factory ECU harness, preserving all original vehicle functions. Some vehicles may require an aftermarket crank or cam angle sensor disc to fully utilize EMS-4 capabilities. This harness is built to order and ships within 3–5 business days, ensuring a fresh, quality product tailored to your vehicle.
What's Included:
- Boomslang AEM EMS-4 Plug N Play Harness for 2005–2006 Scion tC
- Custom fabricated sub-harnesses for seamless integration
- USB connector wired in for laptop tuning
- Installation instructions and support documentation
Ideal For:
This harness is perfect for Scion tC owners looking to upgrade to the AEM EMS-4 engine management system without sacrificing factory electronics or spending hours on complex wiring. It is especially suited for tuners and performance enthusiasts who want precise control over fuel and ignition timing while maintaining the convenience of factory features such as drive-by-wire throttle and dashboard instrumentation.
