DBC Holley EFI Standalone Harness with 4L60e and 4L80e Transmission

Our Holley EFI standalone harnesses are designed for installing these new GM 24x EFI engines into your ride, whatever it may be. This swap harness is specific for 1997-2006 GM LS Based engines with a black crank position sensor and a Drive by Cable (Mechanical) Throttle Body and a 4L60e or 4L80e Transmission.

• Color-coded TXL wire to meet or exceed SAE standards
• Wide Band Oxygen Sensor and Crankshaft Position circuits are covered with 1200* Fiberglass Braid
• We only use OEM Aptiv (Formerly Delphi), Kostal, Bosch, Molex, and Yazaki connectors, seals, and terminals
• Connector Position Assurance Locks (CPA Locks)
• Sliding Delphi Grommet that can be positioned on the main harness line to seal your firewall.
• 5 foot long from the rear passenger side of the intake
• ECM can be mounted inside the passenger compartment or the engine bay
• OEM style fuse block with all covers, labeling, and splash guards for a long-lasting weather-resistant installation
• Integrated injector wiring for a clean install
• All sub harnesses and alternator wiring included

Connections Included in this Standalone Harness

• Throttle Position Sensor
• Idle Air Control Valve
• Coolant Temperature Sensor
• Alternator/Generator
• All 8 Injectors with Injector Connectors
• Bank 1 Coil Harness Connector
• Bank 2 Coil Harness Connector
• Knock Sensor Harness Connector
• Camshaft Position Sensor
• 4L60e/4L80e Transmission
• Speed Sensor
• Input Speed Sensor
• Wideband Upstream Oxygen Sensor
• IAT
• Crank Position Sensor
• CAN Connector
• Single Harness Ground
• Single Battery Constant Connection

Connections From Our Harness You Will Need to Hookup

• Fuel Pump (Required)
• Switched Ignition (Required)
• Brake Switch (Converter Control – Required)