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S14 SR20DET Wiring Harness Conversions

If you are installing a S14 SR20DET engine into a 240sx of any year, this section will have the needed details for the plug and play wiring conversion Wiring Specialties provides. Please select the year of the car you are installing the SR engine into.

Ordering Harness Service:
In order to get the quickest turn-around service we recommend placing the order for the wiring conversion on-line. Once the order is placed, you will receive an order number and your job will be slotted into the 'pipeline' and completed once your harnesses arrive.

SEE ALL S14 SR20DET PRE-MADE HARNESSES and COMBOS HERE!

WS Pre-Made S14 SR20DET Into S14 240sx Engine/Trans Harness Combo - SAVE
WS Pre-Made S14 SR20DET Into S14 240sx Engine/Trans Harness Combo - SAVE
S14 SR20DET Engine and Transmission Harness Combo - Zenki or Kouki SR20DET
Regular price: $475.00
IN STOCK NOW: $449.00
WS Pre-Made S14 SR20DET Into S13 240sx Engine/Trans Harness Combo - SAVE
WS Pre-Made S14 SR20DET Into S13 240sx Engine/Trans Harness Combo - SAVE
S14 SR20DET Engine and Transmission Harness Combo - Zenki or Kouki model SR20DET
Regular price: $475.00
IN STOCK NOW $375.00
WS Pre-Made S14 SR20DET Into S13 240sx Engine Harness
WS Pre-Made S14 SR20DET Into S13 240sx Engine Harness
S14 SR20DET Pre-Made Engine Harness - Zenki or Kouki model SR20DET
Regular price: $399.00
IN STOCK NOW SPECIAL $299.00
WS Pre-Made S14 SR20DET Into S14 240sx Engine Harness
WS Pre-Made S14 SR20DET Into S14 240sx Engine Harness
S14 SR20DET Pre-Made Engine Harness - Zenki or Kouki model SR20DET
Regular price: $399.00
IN STOCK NOW $369.00
WS S14 SR20DET Into S14 240sx Pre-Made Transmission/Lower Harness
WS S14 SR20DET Into S14 240sx Pre-Made Transmission/Lower Harness
S14 SR20DET into S14 240sx Transmission Harness; Plug and Play
Regular price: $99.00
IN STOCK NOW $92.00
WS S14 SR20DET Into S13 240sx Pre-Made Transmission/Lower Harness
WS S14 SR20DET Into S13 240sx Pre-Made Transmission/Lower Harness
S14 SR20DET into S13 240sx Transmission Harness; Plug and Play
Regular price: $99.00
IN STOCK NOW: $92.00
S14 SR20DET Into S13 240sx (89-94) <font color="red"><u>Wiring Service</u></font>
S14 SR20DET Into S13 240sx (89-94) Wiring Service
Plug and Play Wiring Conversion
Regular price: $329.00
Sale price: $299.00
S14 SR20DET Into S14 240sx (95-98) <font color="red"><u>Wiring Service</u></font>
S14 SR20DET Into S14 240sx (95-98) Wiring Service
Plug and Play Wiring Conversion
Regular price: $329.00
Sale price: $299.00
S14 SR20DE (NA) Into S13 240sx (89-94) <font color="red"><u>Wiring Service</u></font>
S14 SR20DE (NA) Into S13 240sx (89-94) Wiring Service
Plug and Play Wiring Conversion
Regular price: $299.00
Sale price: $259.00
S14 SR20DE (NA) into S14 240sx (95-98) <font color="red"><u>Wiring Service</u></font>
S14 SR20DE (NA) into S14 240sx (95-98) Wiring Service
Plug and Play Wiring Conversion
Regular price: $299.00
Sale price: $259.00
Wiring Specialties