PSI '97 - '04 Gen 3 LS1 / LS6 (24X) Drive by Wire 4L60E/4L80E Standalone Harness w/ 6+2 Connector Throttle Body & 5 Wire MAF w/ EV1 Injectors

The PSI standalone harness is designed for retrofitting 1997-2004 LS1/LS6 engines with 4L60E-75/4L80E transmissions into older muscle cars and street rods or newer non-emissions controlled vehicles using a RED/BLUE 411 P01 PCM.

Designed for drive-by-wire applications, the harness allows use of the factory intake manifold and EV1 injectors. It is completely plug and play with a four-wire hookup for engine and transmission operation.

Application:

1997-2004 Corvette LS1 / LS6 Engines
1997-2004 CTS-V LS1 / LS6 Engines
Drive by Wire Only
4L60E-75 / 4L80E Transmissions
6+2 Connector Throttle Body
5-Wire MAF
EV1 Injectors
RED/BLUE 411 P01 PCM

Parts Included:

Complete Engine and Transmission Harness
Instruction Manual

Throttle Body Note:

A 1997-2004 LS1/LS6 uses a 2-connector throttle body. When using a single 8-pin connector throttle body, PSI specifies harness HAR-G3WA.

Additional Item Required:

RED/BLUE 411 P01 PCM

Connections For:

Fuse / Relay Box
Fuel Pump Control – Relay Included
Fan Controls – Relays and Fuse Available Separately (KIT-1010)
Check Engine Light
Speedometer Output
Tachometer
OBD2 Port
IAC and TPS on DBC Setups
MAF Sensor
MAP Sensor
Engine Coolant Temperature Sensor
Alternator Control
(2) Upstream Oxygen Sensors
Crankshaft Position
Camshaft Position
Fuel Injectors
Coil Packs
Automatic or Manual Transmission Control
Knock Sensors

Connections You Will Need to Hook Up:

Fuel Pump – Required
Switched Ignition Power – Required
Malfunction Indicator – Check Engine, MIL, CEL, Etc.
Speedometer
Tachometer
Fan 1 Relay Control – Low Speed or Single Control
Fan 2 Relay Control – High Speed or Second Fan Control
Fan Relays Available Separately – KIT-1010

Harness Features & Notes:

Designed for Retrofitting 1997-2004 LS1/LS6 Engines and 4L60E-75/4L80E Transmissions
Designed for Older Muscle Cars, Street Rods, or Newer Non-Emissions Controlled Vehicles
Allows Use of the Factory Intake Manifold
Designed for EV1 Injectors
Completely Plug and Play with Four-Wire Hookup for Engine and Transmission Operation
Switched Power, Constant Power, and Ground Connections Required
Sliding Grommet Seal
4-5 Feet of Length from the Rear of the Cylinder Head to the PCM Mounting Position Under the Vehicle Dashboard
Sliding Grommet Seal Allows for Professional, Leak-Proof Installation
Constructed from Brand New GM Delphi Connectors
TXL (Polyethylene Cross Linked) High-Temperature Wire to GM Specifications
100% Quality Inspected Prior to Shipping
PCM VATs Removal Required