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Product Description

The Wiring Specialties CA18DET Wiring Harness includes the engine and transmission harnesses for an S13 CA18DET motor installed into any S13 240sx. Replace both harnesses with brand new ones and save time and money! 

* For AEM MAP conversion, please indicate the location of the AIT and the MAP sensors on the engine/piping in the NOTES section when ordering. 


Engine: S13 CA18DET  

  • Any RWD CA18DET from 1988-1990 Silvia or 180sx


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


Engine and Transmission Harnesses Feature:

  • Brand new wiring and connectors
  • OEM MAFS is required
  • Installs in 15 minutes
  • Improved grounding routing by addition of internal cross-grounding
  • OEM connector specs (no cheap aftermarket connectors that fall apart)
  • Designed for a factory-like installation and fit and finish for the S13 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
  • Replaces the OEM engine harness entirely
  • Supports both S13 and S14 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 
  • Tech support for our customers 7 days a week.


CA18DET Wiring Harness COMBO for S13 240sx - OEM SERIES

Please select one option for all of the fields below

BUY NOW: $375.00
Regular Price: $459.00

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