i6 GT150 (USCAR EV6) Primary Injector Harness

The Haltech i6 GT150 Primary Injector Harness is purpose-built for inline six-cylinder applications running USCAR EV6 injectors with GT150 ECU systems. This precision-engineered harness eliminates the need for splicing and soldering, delivering plug-and-play connectivity between your GT150 ECU and six primary injectors. Each connector is built to OEM standards for reliable performance under demanding tuning conditions. Ideal for professional tuners seeking clean, efficient wiring solutions that reduce installation time while maintaining signal integrity across all six injector channels.