Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Brand new connectors and pins sourced from the same company Honda uses.
Free phone and email tech support.
Powering thousands of cars worldwide!
With multiple years of K-Series swap wiring experience, the SPDZ1 Conversion Harness is the most widely used and reliable K-Swap conversion harness on the market. This conversion harnesses powers the best K-Swaps all over the world!
The K-Swap harness interfaces with your factory dash harness, your OEM K-Series engine harness, and your K-Series ECU allowing for a simple plug-and-play K-Swap.
The SPDZ1 Conversion Harness allows for full functionality of the factory gauge cluster and comes with a full replacement warranty. Other companies will have you send in parts of your stock harness, wasting time and money in shipping. The SPDZ1 Conversion Harnesses are in stock and ready to ship. You do not have to send us a core; they are available for overnight shipment.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.