Electronic Fuel Injection Systems and Fuel Management Products
TFI for your EFI ATV
The World's First Electronically Fuel-Injected ATV's can boast improved drivability and power with the Techlusion / Dobeck Performance TFI.

The TFI features simple plug & play installation along with quick and easy adjustment. No need for computers and complex maps, just a screwdriver. Uses carburetor tuning logic for easy to understand fuel adjustments.

TFI E.F.I. Control Unit

If you plan to modify your new ATV or EFI Control Unit is a must. This easy-to-use control unit plugs directly into the OEM wiring harness between the ignition and fuel injection system providing control of the engines fuel management system. Key benefits include:

  • Allows addition of fuel required with engine modifications without upsetting stock fuel map.
  • Integrated dials provide easy adjustment and fine-tuning of fuel delivery curve without external programming devices.
  • LED lights indicate fuel delivery settings while tuning
  • Won’t interfere with ATV’s stock sensors and inputs

 

Watch the King Quad Install Video



6025 TFI Installation in Flash:
Polaris 700




PURCHASE THE TFI-6050ST for the 2006 Raptor 700


PURCHASE THE TFI-6010ST for the Suzuki 700 King Quad


PURCHASE THE TFI-6025ST for the 04 Polaris 700


PURCHASE THE TFI-6026ST
for the 05 Polaris 700, 800 and Ranger XP


PURCHASE THE TFI-6011ST
for the Suzuki LTR 450 R



PURCHASE THE TFI-6060ST for the BRP/CAN-AM 650 & 800 Oulander

 

Installation Photos
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PURCHASE THE TFI-6055ST for the 2007 Grizzly 700

Polaris 700 EFI Stage I Kit
Kit Performance Data
Stock 24.72RHP @ 22.8MPH
Stage I Kit 26.23RHP @ 22.8MPH



Suzuki 700 King Quad EFI
Kit Performance Data
Stock 30.30RHP @ 26.8MPH
Stage I Kit 35.10RHP @ 26.8MPH


Dobeck Performance 6025 E.F.I. Control Unit (Plug-in) instructions in .pdf format.

Dobeck Performance 6031 E.F.I. Gas Gas Control Unit (Plug-in) instructions in .pdf format.

Instructions are in "PDF" format and require Adobe Acrobat Reader to view and print them. If you do not have Adobe Acrobat click on the logo to get it free.

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ATV Fuel Injection Kits and Electronic Fuel Injection Systems.
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