Z-FI Fuel Injection Control UnitZ-FI QS Quick Shift + Fuel Injection Controler
Z-FI MX Fuel Injection Control for Motocross
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Z-FI MX Fuel Injection Control for Motocross

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Unleash horsepower, torque and throttle response by controlling air/fuel mixture from injectors, especially after make any fuel-related modifications including exhaust.

Stores two modifiable fuel maps, one pre-programmed for your specific bike with a slip-on exhaust. The two maps are switchable 'on the fly' with the Map Selection Switch (sold separately).

Featuring a USB interface with industry-recognized, easy to use software, the Z-Fi can be tuned at the bike or at a PC (powered by USB alone).

Get a professional tune while riding.
Continue on to pro race-level, custom fuel mapping with the Z-AFM air/fuel mapper that builds maps for your specific modifications, fuel type, engine wear, and atmospheric conditions.

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