Haltech NEXUS R5 VCU Vehicle Control Unit — Universal Performance Tuning

SKU: HALHT-195000
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Haltech

Haltech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Haltech lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

The Pinnacle of Engine Management: Haltech NEXUS R5

The Haltech NEXUS R5 VCU (HT-195000) represents the absolute pinnacle of modern engine management technology. This all-in-one Vehicle Control Unit is designed for elite-level motorsport, combining a high-performance ECU, a powerful PDM, and advanced data logging into a single, compact, and highly reliable device. It is the go-to choice for professional race teams and serious enthusiasts who demand the ultimate in control, flexibility, and performance for their high-horsepower engines.

Elite Performance Features

  • Integrated ECU and PDM for total vehicle control.
  • High-speed processing for real-time engine adjustments.
  • Advanced diagnostics and comprehensive data logging.
  • Rugged, race-ready construction for extreme environments.
  • Unmatched flexibility for complex engine and auxiliary setups.

By integrating the PDM and ECU, the NEXUS R5 drastically simplifies your vehicle's wiring, reducing weight and potential points of failure. The unit's advanced software allows for precise control over every aspect of your engine's operation, from ignition timing and fuel delivery to complex auxiliary functions like traction control and boost management. Its ability to handle massive amounts of data in real-time ensures that your engine is always optimized for the current track conditions. Whether you are competing in drag racing, circuit racing, or time attack, the R5 provides the competitive edge you need to stay ahead of the pack. Elevate your build to professional standards with the power of the NEXUS R5, available now at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Haltech

Haltech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Haltech lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

The Pinnacle of Engine Management: Haltech NEXUS R5

The Haltech NEXUS R5 VCU (HT-195000) represents the absolute pinnacle of modern engine management technology. This all-in-one Vehicle Control Unit is designed for elite-level motorsport, combining a high-performance ECU, a powerful PDM, and advanced data logging into a single, compact, and highly reliable device. It is the go-to choice for professional race teams and serious enthusiasts who demand the ultimate in control, flexibility, and performance for their high-horsepower engines.

Elite Performance Features

  • Integrated ECU and PDM for total vehicle control.
  • High-speed processing for real-time engine adjustments.
  • Advanced diagnostics and comprehensive data logging.
  • Rugged, race-ready construction for extreme environments.
  • Unmatched flexibility for complex engine and auxiliary setups.

By integrating the PDM and ECU, the NEXUS R5 drastically simplifies your vehicle's wiring, reducing weight and potential points of failure. The unit's advanced software allows for precise control over every aspect of your engine's operation, from ignition timing and fuel delivery to complex auxiliary functions like traction control and boost management. Its ability to handle massive amounts of data in real-time ensures that your engine is always optimized for the current track conditions. Whether you are competing in drag racing, circuit racing, or time attack, the R5 provides the competitive edge you need to stay ahead of the pack. Elevate your build to professional standards with the power of the NEXUS R5, available now at GGCRACING.

Product Details

Product Description

About Haltech

Haltech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Haltech lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

The Pinnacle of Engine Management: Haltech NEXUS R5

The Haltech NEXUS R5 VCU (HT-195000) represents the absolute pinnacle of modern engine management technology. This all-in-one Vehicle Control Unit is designed for elite-level motorsport, combining a high-performance ECU, a powerful PDM, and advanced data logging into a single, compact, and highly reliable device. It is the go-to choice for professional race teams and serious enthusiasts who demand the ultimate in control, flexibility, and performance for their high-horsepower engines.

Elite Performance Features

  • Integrated ECU and PDM for total vehicle control.
  • High-speed processing for real-time engine adjustments.
  • Advanced diagnostics and comprehensive data logging.
  • Rugged, race-ready construction for extreme environments.
  • Unmatched flexibility for complex engine and auxiliary setups.

By integrating the PDM and ECU, the NEXUS R5 drastically simplifies your vehicle's wiring, reducing weight and potential points of failure. The unit's advanced software allows for precise control over every aspect of your engine's operation, from ignition timing and fuel delivery to complex auxiliary functions like traction control and boost management. Its ability to handle massive amounts of data in real-time ensures that your engine is always optimized for the current track conditions. Whether you are competing in drag racing, circuit racing, or time attack, the R5 provides the competitive edge you need to stay ahead of the pack. Elevate your build to professional standards with the power of the NEXUS R5, available now at GGCRACING.

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