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Bestselling Haltech Nexus S2/s3 Plug 'n' Play Adapter Harness Mazda Rx7 Fd S6 Series [1j9PD8xE]

$60.99 $195.99 -69%

Haltech Nexus S2/S3 Plug 'n' Play Adapter Harness for Mazda RX7 FD S6 Are you looking to upgrade your Mazda RX7 FD S6's ECU with ease? The Haltech Nexus S2/S3 Plug 'n' Play Adapter Harness is the perfect solution for your needs. This adapter harness

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Haltech Nexus S2/S3 Plug 'n' Play Adapter Harness for Mazda RX7 FD S6

Are you looking to upgrade your Mazda RX7 FD S6's ECU with ease? The Haltech Nexus S2/S3 Plug 'n' Play Adapter Harness is the perfect solution for your needs. This adapter harness is designed to simplify the process of ECU upgrades, allowing you to achieve a seamless integration with your factory harness. With its straightforward installation and user-friendly design, this adapter harness is a game-changer for enthusiasts seeking to unlock the full potential of their vehicle.

Key Features and Specifications

The Haltech Nexus S2/S3 Plug 'n' Play Adapter Harness is engineered to provide a hassle-free installation experience. It features an injection-molded plastic plug 'n' play adaptor harness, ensuring durability and reliability. This harness is compatible with the factory ECU for Mazda RX7 FD3S-S6 (92-95) 2 row ECU plug, making it a perfect fit for manual transmission vehicles. The included M14 x 1.5 air temp sensor with matching plug and pins, as well as the auxiliary I/O 16 Pin Tyco plug and pins, ensure that all necessary components are included for a complete setup. Here are some of the key features and specifications:

  • Simple Installation: The adapter harness is designed to be easy to install, allowing you to be up and running in just a few hours.
  • Quick Start Guide: A comprehensive quick start guide is provided to walk you through the installation process, ensuring a smooth and efficient setup.

Performance and Tuning Capabilities

Once installed, the Haltech Nexus S3 ECU opens up a world of possibilities for performance modification and tuning. This fully programmable system allows you to extract the maximum performance from your engine by delivering precise fuel and ignition timing under all operating conditions. The Haltech Nexus S3 ECU is known for its exceptional tuning capabilities, enabling you to fine-tune your vehicle's performance to meet your specific needs. Whether you're looking to increase power, improve throttle response, or optimize fuel efficiency, this adapter harness and ECU combination is the ultimate choice for Mazda RX7 FD S6 owners.

What Our Customers Say

December 31, 2025

Absolutely no complaints!

This is a very solid, well-built gadget.

- Melanie W..

December 31, 2025

Absolutely no complaints!

I'm thrilled by how great this is.

- Ulrica F..

December 31, 2025

Absolutely no complaints!

This is a very good, very fine tool.

- Zilla Z..

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