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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 - Polaris Sportsman 850 / XP / HL (09-25)

TFI Power Box - Polaris Sportsman 850 / XP / HL (09-25)

$558.95
1037
All ATV Parts & Exhaust 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 - Yamaha Raptor 700 (15-25)

TFI Power Box - Yamaha Raptor 700 (15-25)

$520.53
1259
All ATV Parts & Exhaust Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers Yamaha ATV Exhaust Parts
**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 570 (16-23)

TFI Power Box - Can Am Outlander 570 (16-23)

$558.95
All ATV Parts & Exhaust Can Am 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 Sportsman XP 1000 / HL / Touring (15-24)

TFI Power Box - Polaris Sportsman XP 1000 / HL / Touring (15-24)

$558.95
1257
All ATV Parts & Exhaust 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 - Yamaha Raptor 700 (06-14)

TFI Power Box - Yamaha Raptor 700 (06-14)

$520.53
1052
All ATV Parts & Exhaust Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers Yamaha ATV Exhaust Parts
**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 - Yamaha YFZ 450R (09-24)

TFI Power Box - Yamaha YFZ 450R (09-24)

$520.53
1258
All ATV Parts & Exhaust Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers Yamaha ATV Exhaust Parts
**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 - Honda Rancher 420 Straight Axle (14-24)

TFI Power Box - Honda Rancher 420 Straight Axle (14-24)

$558.95
1209
All ATV Parts & Exhaust 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 - Kawasaki Brute Force 750 (15-25)

TFI Power Box - Kawasaki Brute Force 750 (15-25)

$578.35
All ATV Parts & Exhaust Kawasaki 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 Scrambler XP 850 H.O. (13-25)

TFI Power Box - Polaris Scrambler XP 850 H.O. (13-25)

$558.95
1038
All ATV Parts & Exhaust 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 Foreman Rubicon 500 / 520 (15-24)

TFI Power Box - Honda Foreman Rubicon 500 / 520 (15-24)

$520.53
All ATV Parts & Exhaust 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 Sportsman 570 (14-21)

TFI Power Box - Polaris Sportsman 570 (14-21)

$558.95
1286
All ATV Parts & Exhaust 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 Foreman 500 (14-24)

TFI Power Box - Honda Foreman 500 (14-24)

$558.95
1246
All ATV Parts & Exhaust 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...
Sold out
TFI Power Box - Polaris Outlaw 110 (15-25)

TFI Power Box - Polaris Outlaw 110 (15-25)

$558.95
All ATV Parts & Exhaust 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 - Yamaha Grizzly 700 (06-24)

TFI Power Box - Yamaha Grizzly 700 (06-24)

$520.53
1053
All ATV Parts & Exhaust Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers Yamaha ATV Exhaust Parts
**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 Rancher 420 (07-13)

TFI Power Box - Honda Rancher 420 (07-13)

$520.53
1026
All ATV Parts & Exhaust 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 1000 (12-24)

TFI Power Box - Can Am Outlander 1000 (12-24)

$558.95
All ATV Parts & Exhaust Can Am 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 850 (16-24)

TFI Power Box - Can Am Outlander 850 (16-24)

$558.95
All ATV Parts & Exhaust Can Am 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 Renegade 1000 (12-24)

TFI Power Box - Can Am Renegade 1000 (12-24)

$558.95
1021
All ATV Parts & Exhaust Can Am 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 - Yamaha Kodiak 700 (16-24)

TFI Power Box - Yamaha Kodiak 700 (16-24)

$520.53
All ATV Parts & Exhaust Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers Yamaha ATV Exhaust Parts
**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 (06-23) / Renegade 650 (16-23)

TFI Power Box - Can Am Outlander (06-23) / Renegade 650 (16-23)

$558.95
1019
All ATV Parts & Exhaust Can Am 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 450 (15-23)

TFI Power Box - Can Am Outlander 450 (15-23)

$558.95
All ATV Parts & Exhaust Can Am 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 200 (22-24)

TFI Power Box - Polaris RZR 200 (22-24)

$558.95
All ATV Parts & Exhaust 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 - Yamaha Viking 700 (14-24)

TFI Power Box - Yamaha Viking 700 (14-24)

$520.53
1105
All ATV Parts & Exhaust Power Boxes and Rev Boxes TFI Power Box EFI Fuel Controllers Yamaha ATV Exhaust Parts
**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 170 (15-23)

TFI Power Box - Polaris RZR 170 (15-23)

$558.95
All ATV Parts & Exhaust 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 - Polaris Scrambler XP 1000 (14-19)

TFI Power Box - Polaris Scrambler XP 1000 (14-19)

$558.95
1204
All ATV Parts & Exhaust 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 Talon 1000R / 1000X (19-24)

TFI Power Box - Honda Talon 1000R / 1000X (19-24)

$578.35
All ATV Parts & Exhaust 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 - Kawasaki Brute Force 750 (08-14)

TFI Power Box - Kawasaki Brute Force 750 (08-14)

$558.95
1032
All ATV Parts & Exhaust Kawasaki 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 Renegade 570 (16-22)

TFI Power Box - Can Am Renegade 570 (16-22)

$558.95
All ATV Parts & Exhaust Can Am 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 - Kawasaki KFX 450R (07-14)

TFI Power Box - Kawasaki KFX 450R (07-14)

$520.53
1030
All ATV Parts & Exhaust Kawasaki 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 - Suzuki King Quad 750 (08-22)

TFI Power Box - Suzuki King Quad 750 (08-22)

$520.53
All ATV Parts & Exhaust Power Boxes and Rev Boxes Suzuki ATV Exhaust Parts 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 Sportsman 800 (05-14)

TFI Power Box - Polaris Sportsman 800 (05-14)

$558.95
1036
All ATV Parts & Exhaust 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 - John Deere Gator RSX 850i / 860i (13-16)

TFI Power Box - John Deere Gator RSX 850i / 860i (13-16)

$578.35
1029
All ATV Parts & Exhaust John Deere 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 - Arctic Cat Wildcat 1000 / X (12-14)

TFI Power Box - Arctic Cat Wildcat 1000 / X (12-14)

$558.95
1017
All ATV Parts & Exhaust Arctic Cat 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 1000 / 1000-5 (16-24)

TFI Power Box - Honda Pioneer 1000 / 1000-5 (16-24)

$578.35
All ATV Parts & Exhaust 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 TRX 700XX (08-09)

TFI Power Box - Honda TRX 700XX (08-09)

$520.53
1028
All ATV Parts & Exhaust 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 S 800 (11-14)

TFI Power Box - Polaris RZR S 800 (11-14)

$558.95
All ATV Parts & Exhaust 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 - Can Am Renegade 850 (16-22)

TFI Power Box - Can Am Renegade 850 (16-22)

$558.95
All ATV Parts & Exhaust Can Am 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 XP 1000 (15-23)

TFI Power Box - Polaris RZR XP 1000 (15-23)

$578.35
1247
All ATV Parts & Exhaust 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 - Polaris Ace 570 (15-19)

TFI Power Box - Polaris Ace 570 (15-19)

$558.95
1287
All ATV Parts & Exhaust 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 CRF 250L (13-16)

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

$520.53
1062
All ATV Parts & Exhaust 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 800 (08-10)

TFI Power Box - Polaris RZR 800 (08-10)

$558.95
1043
All ATV Parts & Exhaust 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...
TFI Power Box - Honda Foreman 500 (12-13)

TFI Power Box - Honda Foreman 500 (12-13)

$520.53
1027
All ATV Parts & Exhaust 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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