Shipping Time 2-3 days

If you’re looking to save some serious time and cash by replacing both your engine and transmission harnesses, look no further. This plug-and-play is for the RB25DET installed in a S13 240SX and requires no additional wiring. The handy premade RB25 S13 swap combo makes replacing both harnesses fast, easy, and affordable.

Compatibility

Please make sure your engine fits the following criteria before placing your order:

R33/Stage A RB25DET engine

• Any RB25DET from 1994-1997 Skyline GTS-T
• Any RB25DET from Nissan Stage A
• Supports Series 1 and Series 2 engines
• Only supports engines running a manual transmission

Chassis: S13 240SX

• Any S13 240SX manufactured in 1989-1994 (Including the Convertible and ABS cars)
• Transmission harness supports 5-speed and auto to 5-speed conversions

Product Features:

This outstanding RB25 S13 swap improves engine performance through better grounding and power wiring. It features brand new wiring and connectors, and each engine harness contains S1 and S2 MAFS connectors. It replaces the entire OEM engine harness, and it’s designed for a factory-like fit and finish for the S13 240SX. This unit retains OEM wiper functionality, as well as cruise control and other gauge functions.

- Works with the Greddy/Freddy intake manifolds
- All A/C, Temp override, Auto On/Off functions properly
- OEM wiring connections and 'T' junctions. No soldered connections at all
- Fully tested after production for an easy plug-and-play replacement
- Requires RB25DET/S13 Speed Sensors
- Transmission Harness supports 5-speed and Auto to 5-speed conversions
- Will improve engine performance through better grounding and power wiring
- Turn Key ENGINE START Guarantee

If you’d like more information about this RB25 S13 swap, please feel free to give us a call at 1-888-SR20DET.

We HIGHLY Recommend purchasing new injector and coil pack sub harnesses, most OEM sub-harnesses are worn from use over years and sometimes will not work properly, dont waste valuable time trying to diagnose and fix wiring problems from your old factory harnesses.

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**this harness may need to be built to your specific configuration, this can take 2-4 weeks or more, please call to check lead times on your specific configuration***

Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.