Patent pending stealth technologyNo computer needed to adjust EFI when additional fuel delivery is needed when modifying enginesTap-on stealth technology (doesnt interfere with stock ECU map)Uses carburetor tuning logic. Simple to adjust with a screw driverIncreases horsepowerImproves throttle responseSimple plug-in design installs in minutes with optional factory type wiring harness (some models include wiring harness as noted)LED lights indicate fuel delivery settings while tuningWont interfere with stock sensors and inputsCompact size – 3 long x 1 wide x 5/8 thickTap in TFI box connects to stock wiring with quick splice connectors*Note*May Require 131-0001 & 131-0002 O2 Sensor Bypass.On Yamaha Must Disconnect O2 Sensor.

Product Features

  • Patent pending stealth technology
  • No computer needed to adjust EFI when additional fuel delivery is needed when modifying engines
  • Tap-on stealth technology (doesnt interfere with stock ECU map)
  • Uses carburetor tuning logic. Simple to adjust with a screw driver
  • Increases horsepower

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