i-Boost Controller Assembly Kit

Kit Includes:

  • 5 position I-Boost Switch Assembly
  • I-Boost Knob Sticker

You now have multiple control strategies with a simple 5-position control knob for boost;

  • Vehicle Speed
  • Wheel Speed Differential 
  • Time
  • Gear
  • Ethanol Content
  • Two-Step Rev/Boost
  • Allowed Driveshaft RPM 
  • and MORE!

With the most comprehensive and easy to use Anti-lag on the market. Change your target with no re-tuning, set your targets below spring pressure… No Problem!!


SKU: 9020 Category:



WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles. It is the responsibility of the installer and/or user of this product to ensure compliance with all applicable local and federal laws and regulations. Please check with your local vehicle authority before purchasing, using or installing any Professional EFI Systems Inc. product.


In many states, it is unlawful to tamper with your vehicle’s emissions equipment. Professional EFI Systems Inc. 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. Using Professional EFI Systems Inc. products for street/road use on public roads or highways is prohibited by law unless a specific regulatory exemption exists. (more information can be found on for state by state details in the USA)

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