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TFI Power Box EFI Fuel Controllers

TFI Power Box EFI fuel controllers designed to adjust fueling for improved throttle response and stronger performance, especially when paired with aftermarket exhaust upgrades. Find the right TFI Power Box for your machine and dial in fueling for your setup.

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TFI Power Box - Arctic Cat 425 EFI (11-13)

TFI Power Box - Arctic Cat 425 EFI (11-13)

$512.61
All ATV Parts & Exhaust Arctic Cat ATV Exhaust Parts Dealer Discountable Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in minutes...
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TFI Power Box - Arctic Cat Wildcat 4 1000 / X (15-17)

TFI Power Box - Arctic Cat Wildcat 4 1000 / X (15-17)

$569.56
All ATV Parts & Exhaust Arctic Cat ATV Exhaust Parts Dealer Discountable Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Honda CRF 250L Rally (17-18)

TFI Power Box - Honda CRF 250L Rally (17-18)

$512.61
All ATV Parts & Exhaust Dealer Discountable Honda ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Honda CRF 250M (17-18)

TFI Power Box - Honda CRF 250M (17-18)

$512.61
All ATV Parts & Exhaust Dealer Discountable Honda ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
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TFI Power Box - Hisun Strike 800 (14-16)

TFI Power Box - Hisun Strike 800 (14-16)

$569.56
All ATV Parts & Exhaust Dealer Discountable Hisun ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Honda CRF 250M (13-16)

TFI Power Box - Honda CRF 250M (13-16)

$512.61
All ATV Parts & Exhaust Dealer Discountable Honda ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Polaris RZR 900 (15-19)

TFI Power Box - Polaris RZR 900 (15-19)

$569.56
1278
All ATV Parts & Exhaust Dealer Discountable Polaris Polaris ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Honda Pioneer 700 (2014)

TFI Power Box - Honda Pioneer 700 (2014)

$550.45
1262
All ATV Parts & Exhaust Dealer Discountable Honda ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
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TFI Power Box - Arctic Cat Prowler 550 (08-13)

TFI Power Box - Arctic Cat Prowler 550 (08-13)

$512.61
1245
All ATV Parts & Exhaust Arctic Cat ATV Exhaust Parts Dealer Discountable Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
Sold out
TFI Power Box - Arctic Cat Prowler 1000 (09-13)

TFI Power Box - Arctic Cat Prowler 1000 (09-13)

$512.61
1016
All ATV Parts & Exhaust Arctic Cat ATV Exhaust Parts Dealer Discountable Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Honda CRF 250R (10-18)

TFI Power Box - Honda CRF 250R (10-18)

$512.61
1063
All ATV Parts & Exhaust Dealer Discountable Honda ATV Exhaust Parts Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Can Am Outlander 500 (06-15)

TFI Power Box - Can Am Outlander 500 (06-15)

$550.45
1020
All ATV Parts & Exhaust Can Am ATV Exhaust Parts Dealer Discountable Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
TFI Power Box - Can Am Commander 800 (11-13)

TFI Power Box - Can Am Commander 800 (11-13)

$569.56
1023
All ATV Parts & Exhaust Can Am ATV Exhaust Parts Dealer Discountable Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers
**This product is not ARB / CARB compliant and cannot be sold in the state of California** Increases horsepower and throttle response Installs in...
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