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Air and Fuel› Fuel Injection Systems and Components - Electronic

PSI Conversion

Standalone Wiring Harness for Vortec 4.8-6.0L

$845.99 $699.00 Save $146.99

SKU: HAR-1014

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In Stock
Ships by Jul 30
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The PSI Conversion HAR-1014 is a standalone wiring harness designed for retrofitting 2003-2007 Vortec engines (4.8, 5.3, 6.0-Liter) and 4L60E or 4L80E transmissions into older vehicles. This harness supports drive-by-wire setups and features connections for MAF, MAP, Engine Coolant Temp, Alternator, Oxygen sensors, Crankshaft and Camshaft Position sensors, Fuel Injectors, Coils, Knock Sensors, and transmission control. It is constructed with new GM Delphi Connectors and TXL high-temperature wire to GM specifications.

Fitment

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Specifications

BrandPSI Conversion
Part NumberHAR-1014
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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