In many states, it is unlawful to tamper with your vehicle's emissions equipment. Haltech products are designed and sold for sanctioned off-road/competition non-emissions controlled vehicles only and may never be used on a public road or highway.

with Free ECU-KIT car programming Software: Supporting OBD/JTAG/ISP programming of Bosch, Delphi, Continental, Siemens, Denso, Mitsubishi, Valeo , Sagem , Magneti Marelli and many other units with wiring diagram and checksum calculation. Support of most MCUs Used in Car ECUs , Immobilizers , BCM , UCH , ABS , AirBag including:

Whether you are looking to gain in-depth knowledge of EFI by building a full featured ECU on your own, or simply want to save money building a proven reliable kit, from MegaSquirt origins the DIY spirit is available in partial and complete kits.

We carry a wide variety of ECU manfuacturers and options. We can build a kit specific to your budget and need - even including a plug and play engine swap or race wiring harness or power distribution systems. ALL Tuner Tools ECUs include phone and remote technical support - don't be scared or left in the dark!

Haltech's Rebel LS ECU kits provide the most cost-effective, easy-to-install, start-up and drive aftermarket ECU experience. Designed for Gen 3 or 4 LS engines, the all-in-one kit concept simplifies your purchase decision, eliminating the need for costly additional accessory purchases.

EcuTek Technologies has 20 years of constant tuning software development behind us. Whether it is a custom dyno tune or an e-tune from one of our 1000+ dealers from around the world, EcuTek Technologies RaceROM and ECU Connect technology will give your car the boost in performance and unique features that anyone who enjoys their car with love.

ECU kits are packaged to purchase an ECU and wire harness together. Some kits can also include sensors and a touch screen PE-Dash display. All ECU kits come with special pricing to help you save when upgrading to a PE3 ECU, whether you’re building your own custom harness, or using one of our fully terminated options.

This feature-filled 4-channel standalone ECU powered by official Speeduino Firmware supports up to 8 cylinders for fuel and ignition. Included: Slim Hammond extruded aluminum case. Pre-Ignition x4 (MX4C) assembled (except main connectors). ECU headers, harness side connectors, and pins. 4-bar MAP sensor and barometric pressure sensor.

The ProECU USB kit, pictured above right, has the interface included in the cable and the ECU Connect + Dongle kit, pictured above left, has a separate cable included to connect the laptop with the ECU Connect Interface. At its simplest, the programming kit can be used for diagnostics and data logging.

MaxxECU RACE STANDARD (ECU, harness 1 and accessories) To get all functions, you need to complete with harness 2 (knock, E-Throttle etc).