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Holley EFI

Traction Control EFI-TC2

Key Benefits:
  • Self-Learning-Automatically Adjusts For Changing Conditions
  • Multiple Retard Levels- Holley Proprietary Output
  • Dual Mode Operation- Can run as Non-Self Learning if Desired
  • Adjustable Using Holley EFI Software
  • Extremely Fast-Reacts Within 1/8 Of A Turn Of The Driveshaft
  • Lower E.T. / More Consistent
  • Compatible w/ Most Data Systems
  • Compact size- 1.3" x 1.3" x 4.5"    (5oz.)
  • Can Easily Be Moved To Other Chassis
  • Affordable


The EFI-TC2 is our most advanced Self-Learning Traction Control system for Holley EFI systems. By monitoring the average rate of acceleration of the drive shaft, and reacting to any sudden increases in that rate.  The EFI-TC2 will automatically adjust to changing conditions, keeping the internal settings at optimal levels.  The user can adjust the overall sensitivity of unit to achieve the desired results.

The EFI-TC2 is designed for the pro level racer who wants the most advanced Self-Learning technology, combined with enhanced adjustability and multi stage corrections to cut power more precisely than a single stage unit.

These units are perfect for racers looking for the unmatched precision of our Self-Learning units to get more aggressive with their tune ups, utilizing all of the adjustability that the EFI-TC2 has to offer.

The EFI-TC2 is designed specifically to work with the Holley HP and Dominator EFI Systems.

The EFI-TC2 Can also operate as a Non-Self Learning Unit, which may be desired for street use.

The EFI-TC2 is simply the best, most advanced EFI traction control on the market today !

Self-Learning units like the EFI-TC2  automatically adjust to the continually changing conditions as you go down the track.


*May not be legal in some series

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