Your Powersports Tuning Centre


*** February 10 2018 ***
New stage 2 Tuning for G2 Canam ATV !!!
Reconfigured engine modelling increases engine power even more!!!

Canam & Polaris Turbo tuning available now

New Canam Spyder F3 tuning available
(New Stage 2 tuning and performance parts for RT & F3 coming soon)

Ontario, Canada. Monster Fi reprograms all Canam, Polaris ECUs along with a growing list of other brands including Yamaha, Kawasaki, Kymco, John Deere etc.
Each one custom set to your wants & needs.
We don’t supply a file. We provide a service.

About Us: We like more.
MORE Throttle Response
MORE Horsepower
MORE Torque
MORE Speed

The way they “should” come off the showroom floor.

Paypal, Credit Cards, Canadian E-Transfers accepted.


Its easy. Normally 1 day turn around. Remove ECU. Print & fill out form
(forms located in info pages below and “Buy Now page)

Follow shipping instructions.

Every model, Every job, Custom for you.
Your information
Your requests
Your Build

Monster Fi: We know Fuel Injection.

Choose Your Model:
Arctic Cat ATV / SSV
Canam ATV / SSV
Canam SSV Turbo
Canam Spyder
John Deere SSV
Kawasaki ATV / SSV
Kymco ATV / SSV
Polaris ATV / SSV
Polaris SSV Turbo
Yamaha ATV / SSV

Contact for more information