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Trending Hybrid Racing K-series Swap Conversion Wiring Harness (88-91 Civic/crx) Series [p93mjIC2]

$41.99 $134.99 -69%

Hybrid Racing K-Series Swap Conversion HarnessIntroducing the Hybrid Racing K-Series Swap Conversion Harness, the ultimate solution for your K-Series swap needs. This plug-and-play harness is designed to simplify the conversion process for your 88-91

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Hybrid Racing K-Series Swap Conversion Harness

Introducing the Hybrid Racing K-Series Swap Conversion Harness, the ultimate solution for your K-Series swap needs. This plug-and-play harness is designed to simplify the conversion process for your 88-91 Civic/CRX, making it a breeze to install and enjoy the performance of your K-Series engine. With its brand new OEM connectors and pins, you can rest assured that this harness is built to last and deliver reliable performance.
  • Plug and Play Design – Effortlessly connect this harness to your factory dash harness, OEM K-Series engine harness, and K-Series ECU for a seamless installation experience.
  • High-Quality Components – Utilizing brand new connectors and pins sourced from the same company as Honda, this harness guarantees durability and optimal performance.

Technical Specifications and Compatibility

The Hybrid Racing K-Series Swap Conversion Harness is compatible with all USDM and JDM 02-04 wiring harnesses, including K20A, K20A2, and K20A3 engines. It is specifically designed to interface with your factory dash harness, OEM K-Series engine harness, and K-Series ECU, ensuring a perfect fit and optimal performance. However, please note that it is not compatible with any 05-06 OR K24 engine wiring harnesses and ECUs.
  • Engine Harness Compatibility – Works with all USDM / JDM 02-04 wiring harnesses, including K20A, K20A2, and K20A3.
  • Wideband O2 Sensor – Uses the factory wideband O2 sensor, but requires conversion for European customers using UKDM K20A/K20A2 wiring harnesses with narrowband sensors.

Benefits and Practical Uses

Experience the convenience and reliability of the Hybrid Racing K-Series Swap Conversion Harness. With its user-friendly design and comprehensive tech support, this harness is perfect for both DIY enthusiasts and professional installers. Whether you're looking to enhance the performance of your 88-91 Civic/CRX or embark on a K-Series swap project, this harness is the ideal choice.
  • Full Tech Support – Enjoy free phone and email tech support to assist you with any questions or issues during the installation or swap process.
  • Reliable Performance – Backed by over ten years of K-Series swap wiring experience, this harness powers thousands of K-Swaps worldwide, ensuring a trusted solution for your vehicle.

What Our Customers Say

January 1, 2026

Absolutely no complaints!

This is a very good and smart purchase.

- Jeanette X..

January 1, 2026

Absolutely no complaints!

A very smart and useful piece of technology.

- Jasmine F..

January 1, 2026

Absolutely no complaints!

A great product. I am so very happy.

- Tanesha T..

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