Have you added a Muzzy Pipe to your 09 Teryx?? You might need a fuel controller to add the needed fuel!!

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• Taking air/fuel tuning to the next level, the Muzzy Digi-Tune uses the latest technology to provide one of the easiest and most accurate methods of tuning your fuel injected quad.
• Every Muzzy Digi-Tune comes pre-programmed and optimized for each model. There is no mapping or re-mapping necessary. Adjustments modifications can be done "on-the-fly" using three buttons on the faceplate.

WHY IT'S BETTER:
The Digi-Tune is a load based fuel adder which works with the factory ECU. The Digi-Tune's simple push button interface and powerful load based technology renders complex table-based throttle position and RPM re-mapping systems a thing of the past.