PRODUCT DETAILS
Hybrid Racing K-Swap Conversion Harness (HYB-CWH-01-17) - 1996-1998 Honda Civic
Wiring is the part of a K-swap that stops people, and this is what solves it. With over ten years of K-series swap wiring behind it, the Hybrid Racing conversion harness is one of the most widely used on the market, and it's powering thousands of K-swaps worldwide. Plug it in and your EK's factory dash wiring, your K-series engine harness, and your K-series ECU all talk to each other properly.
What Does It Actually Do?
The conversion harness is the bridge in the middle of your swap. Your engine harness lives on the motor. Your ECU controls it. Your car's factory dash harness runs everything else. This is what connects the three so an engine your Civic never came with works properly with the car around it.
It keeps full functionality of your factory gauge cluster, which is the thing people worry about most, and it comes with a full replacement warranty.
No Core, No Waiting
Here's the difference between us and a lot of the alternatives. Other companies have you ship in parts of your stock harness so they can modify it, which wastes time and money in shipping and leaves your car apart while you wait.
Ours ship fully assembled and in stock, ready to go out the door, often with overnight shipping available. No core required.
What Engine Harness Does It Work With?
This works with USDM and JDM 02-04 wiring harnesses, including the K20A, K20A2, and K20A3.
It's wired for the factory wideband O2 sensor, so European customers running a UKDM K20A or K20A2 harness will need to convert to the narrowband type sensor.
It does not work with any 05-06 or K24 engine harness and ECU. That's the important one, so confirm what you've actually got before ordering rather than after.
What Connectors And Pins Do You Use?
Brand new connectors, terminals, and wire sourced from the same company Honda uses, ordered in bulk from Japan. Everything in the harness is new rather than reused.
That matters for reliability beyond just quality of parts. Using all new connectors means we don't solder any joints, which removes a whole category of potential failure. Every harness is machine-made and then checked by a human before it ships, and every wire is clearly labeled so your install stays organized and you're never guessing what goes where.
Tech Support Is Included
Free phone and email tech support comes with it. Wiring generates more questions than any other part of a swap, and having someone who knows these harnesses on the other end is worth as much as the part itself when you're mid-install at 11pm.
Fitment
1996-1998 Honda Civic
Works with USDM and JDM 02-04 K-series engine harnesses (K20A, K20A2, K20A3). Not compatible with 05-06 or K24 engine harnesses and ECUs.
Who Should Run This Harness
This is for anyone K-swapping a 96-98 Civic who wants the wiring handled properly rather than improvised. First swap and the electrical side has you nervous, or tenth swap and you just want a harness that shows up ready to plug in. Confirm your engine harness year, plug it in, and get back to the fun part of the build.
Fits: 1996-1998 Honda Civic. Part number: HYB-CWH-01-17. Works with: USDM and JDM 02-04 K-series engine harnesses (K20A, K20A2, K20A3). Does not work with: 05-06 or K24 engine harnesses and ECUs. Build: brand new Honda-quality connectors and terminals, machine-made, human-checked, no soldered joints, labeled wiring. Includes: full replacement warranty and free tech support. Ships: fully assembled, no core required.