Haltech Nexus S3 J Series Standalone Engine Harness

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OFFROAD USE ONLY ***************************

These Haltech Nexus S3 harnesses are built from principles of versatility and expandability. As such, they can run virtually any generation of J Series Engines by essentially swapping out some components or adding a few adapter harnesses.

Includes subharnesses, adapter harnesses, and an FRB (Fuse & Relay Box) as well as mating plug and pin kits for Spare 1, Spare 2, and Boost expansion plugs.  

SUBHARNESSES, ADAPTERS, & CONVERSION HARNESSES ARE REQUIRED AND MUST BE PURCHASED SEPARATELY.  

Set up for these Sensors (adapters available for others):

1st Gen J Series IAT 2nd Gen J Series ECT "Flat" J Series MAP   

Subharness Plugs:

Throttle Body  Transmission Fuel Injectors Accelerator Pedal Sensor  

Adapter Plugs:

Camshaft Position Sensor Crankshaft Position Sensor Alternator  

Expansion Plugs:

Boost Spare 1 (12-way Plug) Spare 2 (8-way Plug) CAN  A CAN B