The Wiring Specialties RB25DET Wiring Harness includes the engine and transmission Harnesses for an RB25DET motor installed into any USDM S14 240sx. Completely replace your old engine and transmission harnesses with brand new ones,save time and money! 

Package includes:

• Brand new ENGINE Harness
• Brand new TRANSMISSION Harness
• Brand new KNOCK SENSORS Harness
• OPTIONAL: Coilpack and Injector Harnesses 

Engine: R33/Stagea RB25DET

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

Chassis: S14 240sx

• Any S14 240sx manufactured in 1994-1998 (Including the Convertible and ABS cars)- Transmission Harness supports 5-speed and Auto to 5-speed conversions

Engine and Transmission Looms Feature:

• Supports S1, S2 and Q45 TPS
• Brand new wiring and connectors
• Each Engine harness contains the S1 and S2 MAFS connectors
• Replaces the OEM engine harness entirely
• INCLUDES ABS wiring for any S14 240sx
• Support the OEM Consult port (DOHC models and up)
• Installs in 15 minutes- Improved ECU grounding
• OEM connector specs (no cheap aftermarket connectors that fall apart)
• Designed for a factory-like installation and fit and finish for the S14 240sx
• Retains OEM wiper functionality
• Retains Cruise Control and all 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 Speed Sensor
• 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 
• Tech support for our customers 7 days a week.