FIC 1440cc High-Z Fuel Injector Set IS305-1440H GM Truck 4.8 5.3 6.0 6

Fuel Injector Clinic IS305-1440H – 1440cc High-Z Injector Set (GM 4.8/5.3/6.0 Truck Motors ’07–’13)

Condition: New / Unused
Brand: Fuel Injector Clinic (FIC)
Manufacturer Part Number: IS305-1440H
Injector Type: High Impedance (High-Z / Saturated)
Flow Rate: 1440 cc/min (~140 lb/hr @ 43.5 psi, ~160 lb/hr @ OE 58 psi)
Quantity: Set of 8 Injectors

Product Description

Up for sale is a Fuel Injector Clinic IS305-1440H high-flow injector set, designed for GM 4.8L / 5.3L / 6.0L truck engines (2007–2013) and other compatible LS platforms. These 1440 cc high-impedance injectors offer excellent fueling capacity for performance builds, moderate boost, or high-output naturally aspirated setups.

Fuel Injector Clinic injectors are precision flow tested and matched, featuring Fuel Injector Clinic’s proprietary Data Match Technology for consistent performance and easier tuning.

Key Features

✔ 1440 cc/min high-flow injectors with strong mid/high-range fueling
✔ High-impedance (High-Z) design — works with many OEM and aftermarket ECUs
✔ Precision flow-matched injector set for balanced performance
✔ Drop-in fitment for GM truck motors (plug-and-play with factory style connectors; verify harness)
✔ Great short pulse width repeatability for smooth idle and tuning

✔ E85 / ethanol compatible with appropriate ECU calibration