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Ignitions and Electrical› Wiring Harnesses

K-Tuned

EK Civic K-Swap Conversion Harness

$269.99 $197.99 Save $72.00

SKU: KTH-99-00

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Special Order
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$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The K-Tuned EK (96-00) Civic K-Swap Conversion Harness is designed to seamlessly integrate a K-series engine harness with the factory dash harness of a swapped car. This essential component ensures proper operation of electrical functions, including the fuel pump, tachometer, speedometer, starter signal, and O2 sensors. Constructed with mil-spec, OEM-colored wire and finished with mil-spec nylon sleeving for protection, this harness offers a clean and durable solution.

This conversion harness is nearly plug-and-play, requiring minimal installation time. It is available for specific Civic EK models, including the 1996-1998 and 1999-2000 variants. Instructions are included for both application years to facilitate installation.
Show original supplier description
The K-Tuned EK (96-00) Civic K-Swap Conversion Harness is engineered to be the highest quality and easiest-to-install solution for integrating a K-series engine into your Civic EK. This harness is crucial for connecting the factory K-series engine harness to the factory dash harness of the swapped vehicle, enabling all related electrical functions to operate correctly. This conversion harness ensures proper integration of essential systems such as the fuel pump, tachometer, speedometer, starter signal, and O2 sensors. It is constructed using mil-spec, OEM-colored wire, providing a reliable and factory-correct appearance. The entire harness is finished with protective mil-spec nylon sleeving for enhanced durability and a clean aesthetic. The K-Tuned harness is designed for a near 99% plug-and-play installation, significantly reducing the time and complexity typically associated with K-swap wiring. It is available for two specific application ranges: 1996-1998 Civic EK and 1999-2000 Civic EK. Australian EK models utilize the 1996-1998 harness. Detailed installation instructions are provided for each application range to ensure a straightforward setup process.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandK-Tuned
Part NumberKTH-99-00
CategoryIgnitions and Electrical
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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