APPLICATION: 2007 - 2008 LM5/LMG 5.3 SILVERADO, SIERRA, SUBURBAN, YUKON, EXPRESS VAN ENGINES WITH WITH 4L60E (2007 OR NEW 4L60E REQUIRED) OR 4L80E AUTOMATIC TRANSMISSIONS.
PARTS INCLUDED: Complete engine and transmission wiring harness, Instruction Manual
NOTES: These harnesses are designed for retrofitting '07 - '08 5.3 engines and 4L60E or 4L80E transmissions into older muscle cars and street rods or newer non-emissions controlled vehicles. They are completely plug and play with four wire hookup (switched power, constant power and ground connections required). Harnesses are designed with a sliding grommet seal and 4 - 5 feet of length from the rear of the cylinder head to the PCM mounting position under the vehicle dashboard. A sliding grommet seal allows for professional, leak proof installation.
Harnesses are professionally constructed from Brand New GM Delphi Connectors and TXL (Polyethylene Cross Linked) High Temperature Wire to GM Specifications. All harnesses are 100% Quality Inspected prior to shipping. Note that harnesses are for non-emissions equipped vehicles and do not include air pump or EGR provisions. All harnesses require PCM VATs removal, available through PSI. Please contact PSI for more information.
NOTE: DOD/AFM is NOT included with this harness as emissions components including rear oxygen sensors, catalytic converters and other items are required for this to function properly. Please call us for more details.
ADDITIONAL ITEMS REQUIRED: E38 ECM, CORVETTE OR VORTEC TRUCK PEDAL PEDAL, MAF SENSOR