OVERVIEW

Take complete control over your engine's management with a premium, high-performance standalone solution. The Haltech Elite 550 is a robust, single-connector entry-level ECU meticulously engineered for basic 4 to 8-cylinder or 1 to 2-rotor engine applications and straightforward EFI conversions. It effortlessly elevates your vehicle's tuning potential, granting you comprehensive control over fuel delivery, ignition timing, and boost levels while maintaining a highly reliable, sleek profile.

FEATURES

• Environmentally sealed IP67-rated waterproof case ensures seamless protection against harsh weather elements
  
• Upgraded internal 4 BAR MAP sensor capable of measuring up to 45 psi (3 Bar) of active boost pressure
  
• Advanced Closed Loop O2 Control featuring dynamic Long-Term Learning for self-correcting, precise air-fuel ratios
  
• Closed Loop Boost Control utilizing 3D learning maps with 6 fully user-definable correction modes (e.g., boost-by-gear)
  
• Direct Flex Fuel input seamlessly adapts engine mapping for fuel, ignition, and boost in real-time based on ethanol content
  
• Fully factory-enabled architecture out of the box with zero hidden licensing fees for advanced tuning software features
  

SPECIFICATIONS

• Injection Outputs: 4 x Current-controlled Peak & Hold drivers (0-8A Peak / 0-2A Hold)
  
• Ignition Outputs: 4 x Over-current protected ignition drivers
  
• Digital Outputs / Inputs: 5 x Low-side pulsed outputs (DPO) & 1 x Digital pulsed input (DPI)
  
• Dedicated Analog Inputs: 3 x Pre-allocated inputs (Throttle Position, Coolant Temp, Air Temp)
  
• Engine Position Support: 2 x Dedicated inputs (Trigger & Home) supporting extensive sensor types
  
• Communications: 1 x CAN Bus expansion network port & 1 x High-speed onboard USB 2.0 port
  

SCIENCE

Unlike outdated legacy engine management units or restrictive factory controllers, the Elite 550 functions inside the state-of-the-art Nexus Software Programmer (NSP) platform. High-resolution 32 x 16 3D calibration tables chemically process real-time engine coordinates, adapting instantaneously to changes in engine load, temperature, and fuel composition. This rapid processing safeguards your investment against dangerous detonation, safeguards engine longevity, and optimizes combustion efficiency over time.

WHAT IS INCLUDED

• 1x Haltech Elite 550 Premium Standalone ECU Unit
  
• 1x Environmental Waterproof USB Sealing Cap
  
• 1x Heavy-Duty USB Programming & Tuning Connection Cable
  
• 1x Quick Start Installation Guide & Digital NSP Software Platform Download Access
  

PART NUMBER

• HT-150400

FITMENT

• Universal application for 1 to 8 cylinder engines or 1 to 2 rotor engines (Naturally Aspirated or Forced Induction)