Haltech Nexus S3 Standalone ECU w/ Plug 'n' Play Adapter Harness Kit 2002-2005 WRX w/ Manual Transmission

For an easy ECU upgrade using your factory harness, check out Haltech’s Plug 'n' Play Adapter Kits. These adapters connect directly to your Haltech ECU and the factory harness for a seamless installation. The Nexus S3, successor to the renowned Elite 2500, delivers enhanced performance and functionality—combining the proven features of the Elite 2500 with the advanced processing power of the Nexus platform.

Included:

• Nexus S3 ECU
• Injection molded plastic plug 'n' play adaptor harness
• M14 x 1.5 air temp sensor with matching plug and pins
• Auxiliary I/O 16 Pin Tyco plug and pins

Features: 

• A simple Haltech Plug 'n' Play product that allows you to be up and running in just a few hours.
• The quick start guide will walk you through installation of the Haltech Plug 'n' Play adapter into your vehicle.
• 8 x peak/hold injector drivers (can be used as low side drive outputs)
• 8 x low current ignition outputs (can be used as low side drive outputs)
• 6 x low side drive outputs, PWM capable (DPOs)
• 4 x push-pull / half bridge outputs (8A, PWM capable), eg for electronic throttle
• 1 x ECR output
• 11 x 0-5V analog inputs with redundancy for electronic throttle and switchable 5V pullup
• Trigger and home inputs with differential inputs, adjustable thresholds and glitch filters
• 6 x synchronous pulsed inputs, zero crossing or adjustable thresholds - cam sensor inputs, frequency inputs or 0-5V analog inputs
• 1 x on-board wideband controller, supporting NTK and LSU4.9
• 1 x on-board 4 bar MAP sensor
• 2 x CAN ports with switchable termination

Haltech Product Catalog

Note:

• Compatible with manual transmission models only