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The Haltech Elite 1500 + Plug'n'Play Adaptor Harness Kit is a complete engine management solution tailored for Mazda Miata (MX-5) NB platforms. Designed for performance and racing applications, this kit allows for a seamless ECU upgrade using the factory harness. It includes the Elite 1500 ECU, which features drive-by-wire support, advanced tuning options, onboard data logging, and full race function capabilities. Paired with Haltech’s user-friendly NSP software, this system offers precision tuning and unmatched flexibility for serious performance builds.
Emissions Notice:
This product is intended for sanctioned off-road/competition use only and may not be used on public roads unless a specific regulatory exemption exists.
Key Features:
Complete ECU upgrade kit for Mazda Miata (MX-5) NB (00–05) with 3-plug, 3-row ECU (manual transmission only)
Plug'n'Play harness allows direct connection to factory wiring
Elite 1500 ECU with drive-by-wire and advanced race functions
NSP Calibration Software for simplified and intuitive tuning
Supports 1–12 cylinder and 2-rotor engines (NA or forced induction)
Advanced 4D tuning, anti-lag, launch/traction control, and data logging capabilities
Closed loop O2 and idle control, flex fuel ready, camshaft control
Dual CAN communication for expandability with Haltech accessories
Vehicle Fitment:
Mazda Miata (MX-5) NB (2000–2004 Australia, 2001–2005 USA)
ADM & USDM Special Editions (Factory Turbo)
VCT and Non-VCT engines
Manual transmission only
Compatible with factory 3-plug, 3-row ECU
Included in the Kit:
Haltech Elite 1500 ECU
Plug'n'Play adaptor harness for Miata NB
M14 x 1.5 air temperature sensor with plug and pins
16-pin auxiliary I/O TYCO connector and pins
USB programming cable
Brand: Haltech
SKU: HT-150921
We are open Monday-Friday from 8am-6pm EST
Yes, customers located in and around the the Piedmont area are welcome to pick up their items from our retail location during normal business hours. Our address is:
Elite Race Fab
1514 Holbrook St Suite D-F
Greensboro, NC 27403
Elite Race Fab offers free ground shipping & handling to our retail customers within the lower 48 contiguous United States on most orders totaling $159.99 and higher, when the item being purchased is not a Freight/LTL item! Orders under $159.99 will be subject to a nominal $13.99 Flat shipping charge. Some exceptions and/or exclusions apply, in those scenarios you will be advised of any additional charges in the item details/description stating shipping exclussions/freight shipping required etc.
In regards to expedited and international shipping each order will need to be quoted on a case by case basis. You can obtain a quote two ways:
- From your shopping cart select "Request a Quote" prior to placing your order. We will review your proposed order and promptly respond with shipping estimates.
- Complete your order ahead of time indicating either expedited or international shipping during the checkout process. We will promptly determine shipping rates for your order and email you for approval and additional payment.
-Give us a call and we can ensure your item is shipped right then, to ensure you have it in time for your deadline.
We have been committed to offering all of our customers the lowest pricing throughout our website day in and day out. We value your business so much that we go a step further than our competitors. We use a third party software that proactively monitors all our competitor's websites/pricing so that we can make adjustments accordingly if needed to have the lowest prices. Thats right, no need to spend hours searching for the lowest prices, as ours will be the lowest.
As far as price matching, we dont want to write a check we cant cash, but we certainly want to earn your business. With that said, we will go above and beyond to match our competitor's pricing when it is needed. Simply email us, click the live contact button, or give us a call and be sure to have a link to our competitor's site and please factor in any shipping and handling their website will be charging. We will then ensure you get the lowest price, and either match or beat their pricing.
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