Hybrid Racing's Conversion Wiring Harness is the go-to choice for K-Series swaps in 88-91 Civic/CRX models, renowned for its reliability and widespread use worldwide. With over a decade of experience in K-Series swap wiring, this harness powers numerous K-Swap projects globally, ensuring a seamless integration.

Seamless Plug-and-Play Installation

The K-Swap harness is designed to interface effortlessly with your factory dash harness, OEM K-Series engine harness, and K-Series ECU. This plug-and-play approach simplifies the installation process, making K-Swaps straightforward and efficient.

Wide Compatibility with Engine Harnesses

Compatible with all USDM/JDM 02-04 wiring harnesses, including K20A, K20A2, and K20A3, this harness is versatile and accommodating. European customers using UKDM K20A/K20A2 wiring harnesses will require a conversion to use a narrowband type sensor. Please note that this harness is not compatible with 05-06 or K24 engine wiring harnesses and ECUs.

High-Quality Connectors and Terminals

Hybrid Racing employs brand new connectors, terminals, and wires sourced from the same supplier as Honda, ensuring the highest quality and consistency. These components are ordered in bulk from Japan, reducing the potential for errors as no soldering is involved. Each harness is meticulously crafted by machines and checked by humans for flawlessness.

Comprehensive Technical Support

Every Hybrid Racing harness comes with the assurance of full technical support. This includes assistance beyond the harness itself, encompassing any aspect of your swap. With Hybrid Racing, it’s like having an experienced guide who has mastered hundreds of K-Swaps, ready to help you through any challenges.