Unlock the full potential of your 88-91 Civic or CRX with the TRC K-Series Swap ECU Conversion Harness! Designed specifically for the 02-04 Type S engine harness, this top-quality, plug-and-play solution ensures seamless integration between your K-series engine and factory dash. With new plugs, durable mil-spec construction, and protective sleeving, our harness stands out in both reliability and performance. Simplify your K-swap with minimal wiring, detailed instructions, and a 100% satisfaction guarantee. Enhance your vehicle’s functions like fuel pump, tachometer, and more, all at the best price. Order now—boost your K-swap project today!

TRC 88-91 EF Civic & CRX K-Series Swap ECU Conversion Harness 2pc K20A K20A2 K24

  •  - Picture 1 of 12
  •  - Picture 2 of 12
  •  - Picture 3 of 12
  •  - Picture 4 of 12
  •  - Picture 5 of 12
  •  - Picture 6 of 12
  •  - Picture 7 of 12
  •  - Picture 8 of 12
  •  - Picture 9 of 12
  •  - Picture 10 of 12
  •  - Picture 11 of 12
  •  - Picture 12 of 12
Brand: TRC

Product Description

Unlock the full potential of your 88-91 Civic or CRX with the TRC K-Series Swap ECU Conversion Harness! Designed specifically for the 02-04 Type S engine harness, this top-quality, plug-and-play solution ensures seamless integration between your K-series engine and factory dash. With new plugs, durable mil-spec construction, and protective sleeving, our harness stands out in both reliability and performance. Simplify your K-swap with minimal wiring, detailed instructions, and a 100% satisfaction guarantee. Enhance your vehicle’s functions like fuel pump, tachometer, and more, all at the best price. Order now—boost your K-swap project today!

DESIGNED FOR THE 02-04 TYPE S ENGINE HARNESS

Applications: 88-91 civic/crx - DOES NOT work with (DPFI) 2 injectors , you will need to convert.

We are proud to introduce what we feel is the highest quality and easiest to install conversion harness available. We wanted to be competitive both in price and quality. We did not cut any corners when it comes quality, all our harness are heat shrinked, with a protective cover.we use brand new plugs the other guys reuses old ones... we offer 100% satisfaction guarantee, we offer returns. no one else does that.


you will need to wire up to 7 wires. 2 wires are needed to be wired in, the other 5 are optional.

A K-swap conversion harness is a must-have part for any K-series engine swap. The harness is required to join up the factory K-series engine harness to the factory dash harness of the swapped car. It is designed integrate the K-series ecu and all of the related electrical functions get them operating properly. Functions like the fuel pump, tach, speedo, starter signal, O2 sensors, etc.

Our harness is 99% plug and play and takes very little time to install. The harness is constructed with quality mil-spec, and finished with a nice clean looking mil-spec nylon sleeving for protection. Our harnesses come complete with installation instructions. The end result is a very high quality conversion harness at the best possible price. Several applications are available so get yours to make sure your K-swap is wired up right!

Item in stock ready to be shipped!




Please check out my other auctions for Tuned ECU fo your custom engine set ups. Best Prices and Satisfaction Guaranteed.


Many more items available: Custom ECUs, LS/VTEC kits, MAC Boost Valve Kits, PWM ECU kits, IACVs, Resistor Boxes, Block Catch Can Adapter kit, Wideband O2 kits, EPROM Emulators, Programmers and more! Please check my ebay store, or contact me!

50,000 Positive Feedback! 250,000 Customers

Product Specifics

Brand: TRC











Suggested For You

TRC 2012 - 2015 9th Gen Civic SI to RDX Injector Jumper Harness Plug & Play

$24.99

JDM HONDA CRX CIVIC REAR HATCH WIPER BLOCK OFF DELETE PLUG COVER CAP EF8 EF9 EF

$10.95

OEM Acura Integra LS GSR Type R B18C B18B Cam Seal Plug Cap

$10.99

Knock Sensor & Wire Harness for 1990-98 Nissan S13 S14 180SX 240SX Silva SR20DET

$13.49

3-pin Series 1 SR20/RB20/RB25/RB26 TPS Coil Plug Connector Fits Nissan

$9.99

2/3 Pin Car Ignition Coil p/lug Injector Connector E-4014 Car Camshaft p/lug E-5

$10.00

1 Sets 2 Pin Compatible with Waterproof Electric Jet Valve Plug Automative Femal

$10.00

Fuel Filter Housing Plug Connector For GMC Sierra Chevrolet 2500 3500 6.6L

$10.00
Add suggested items to your listings - Check it out on 3Dsellers.com
eBay listing template by 3Dsellers.com - Try for Free!