• The only true bolt on fuel injection kit for your roots style blower
• Offers infinite tunability
• Closed loop capabilities
• User friendly tuning
• 100% Made in USA
• We use all OEM sensors that can be found at any local auto parts store
• Superior idle quality

• Protects your investment with complete engine monitoring of all vital functions
• oil & fuel pressure
• water temperature
• intake temperature
• engine knock
• boost pressures
• ignition timing
• air/ fuel ratio

Fits the following superchargers:

• The Blower Shop 250
• 6-71
• 8-71
• 10-71
• 12-71
• 14-71
• Whipple 5.0 & 8.0 liter

*More kits coming soon

The Rootz Kit

• Fast XFI 2.0 ECU "red" (for automotive applications) 
• Fast XFI 2.0 ECU "blue" (for marine applications) Fully sealed and potted components to withstand the harsh marine environments.
• Billet dual sync distributor
• Siemens Deka fuel injectors (sized to your application)
• Performance fuel pressure regulator and filter
• All required sensors included
• Wiring harness
• Two 1200 CFM throttle bodies complete with throttle position sensor and idle air control valves
• Throttle linkage
• Stainless hardware and gaskets

• Installation Instructions

• Lifetime technical assistance is just a click or a call away

*Download the full installation instructions

The Injection Plate

• Completely CNC machined from billet aluminum
• Stealth design conceals all fuel injectors and wiring
• 1 piece plate, no need for a carb adapter
• Worried about hood/ hatch clearance? Our kit is 1 1/4” lower than carburetors
• Fits a wide range of injector sizes to accommodate any engine combination from mild to wild
• Incorporates 1200 cfm throttle bodies for maximum air flow 

*All plates are patent pending