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Complete Haltech Nexus S3 Ecu + Plug 'n' Play Adapter Harness Kit - Subaru Wrx My06-10 Massive 30% Savings [InQq6H0S]

$89.99 $287.99 -69%

Haltech Nexus S3 ECU Kit for Subaru WRX MY06-10Are you looking to upgrade your Subaru WRX MY06-10 with a powerful and versatile ECU? Look no further than the Haltech Nexus S3 ECU + Plug 'n' Play Adapter Harness Kit. This comprehensive package offers

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Haltech Nexus S3 ECU Kit for Subaru WRX MY06-10

Are you looking to upgrade your Subaru WRX MY06-10 with a powerful and versatile ECU? Look no further than the Haltech Nexus S3 ECU + Plug 'n' Play Adapter Harness Kit. This comprehensive package offers an exceptional upgrade from the factory ECU, providing you with enhanced performance and functionality. With its advanced features and superior processing power, the Nexus S3 is designed to deliver optimal engine performance and efficiency.

Key Features and Specifications

The Haltech Nexus S3 ECU is the successor to the Elite 2500, renowned for its performance and functionality. This ECU boasts an array of features, including 8 x peak/hold injector drivers, 8 x low current ignition outputs, and 6 x low side drive outputs. It also includes 4 x push-pull/half bridge outputs for electronic throttle control, a wideband controller, and a 4-bar MAP sensor. The on-board CAN ports and auxiliary I/O 16 Pin Tyco plug further enhance its connectivity and versatility. With these features, the Nexus S3 ECU provides precise control over your engine's performance, ensuring optimal output under all operating conditions.

Practical Uses and Benefits

The Haltech Nexus S3 ECU is not just a powerful piece of hardware; it's a gateway to virtually limitless performance modification and tuning for your Subaru WRX. The ECU is controlled via the NSP (Nexus Software Programmer), which offers long-term learning, stepper motor control, and a variety of advanced features such as 4D closed-loop boost control, traction control, and dual knock control. This harness, when installed with the Nexus S3 ECU, allows for precise fuel and ignition timing adjustments, maximizing engine output and performance. Whether you're looking to improve your vehicle's acceleration, efficiency, or overall driving experience, the Haltech Nexus S3 ECU is the perfect solution.

What Our Customers Say

January 12, 2026

Absolutely no complaints!

It works exceptionally well.

- Eileen K..

January 12, 2026

Absolutely no complaints!

A great product. I am happy.

- Tanesha N..

January 12, 2026

Absolutely no complaints!

I'm happy with my order.

- Tiesha O..

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