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TFI Power Box EFI Fuel Controllers

53 partsFree shipping over $100Most ship in 1 to 5 business days

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)

Part # 40-R54G

$388.99

Sold out

ATV

TFI Power Box

Yamaha Raptor 700 (15-25)

Part # 40-R57H

$362.25

ATV

TFI Power Box

Can Am Outlander 570 (16-23)

Part # 40-R51H

$388.99

ATV

TFI Power Box

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

Part # 40-R54N

$388.99

Sold out

ATV

TFI Power Box

Yamaha Raptor 700 (06-14)

Part # 40-R57A

$362.25

ATV

TFI Power Box

Yamaha YFZ 450R (09-24)

Part # 40-R57G

$362.25

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ATV

TFI Power Box

Honda Rancher 420 Straight Axle (14-24)

Part # 40-R52C

$388.99

ATV

TFI Power Box

Kawasaki Brute Force 750 (15-25)

Part # 40-R53D

$402.49

ATV

TFI Power Box

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

Part # 40-R54G

$388.99

ATV

TFI Power Box

Honda Foreman Rubicon 500 / 520 (15-24)

Part # 40-R52E

$362.25

ATV

TFI Power Box

Polaris Sportsman 570 (14-21)

Part # 40-R54Q

$388.99

ATV

TFI Power Box

Honda Foreman 500 (14-24)

Part # 40-R52C

$388.99

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ATV

TFI Power Box

Polaris Outlaw 110 (15-25)

Part # 40-R54T

$388.99

ATV

TFI Power Box

Yamaha Grizzly 700 (06-24)

Part # 40-R57B

$362.25

ATV

TFI Power Box

Honda Rancher 420 (07-13)

Part # 40-R52B

$362.25

ATV

TFI Power Box

Can Am Outlander 1000 (12-24)

Part # 40-R51D

$388.99

ATV

TFI Power Box

Can Am Outlander 850 (16-24)

Part # 40-R51I

$388.99

ATV

TFI Power Box

Yamaha Kodiak 700 (16-24)

Part # 40-R57B

$362.25

ATV

TFI Power Box

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

Part # 40-R51B

$388.99

ATV

TFI Power Box

Can Am Renegade 1000 (12-24)

Part # 40-R51D

$388.99

ATV

TFI Power Box

Can Am Outlander 450 (15-23)

Part # 40-R51K

$388.99

ATV

TFI Power Box

Polaris Scrambler XP 1000 (14-19)

Part # 40-R54N

$388.99

ATV

TFI Power Box

Kawasaki KFX 450R (07-14)

Part # 40-R53

$362.25

ATV

TFI Power Box

Kawasaki Brute Force 750 (08-14)

Part # 40-R53A

$388.99

ATV

TFI Power Box

Can Am Renegade 570 (16-22)

Part # 40-R51H

$388.99

ATV

TFI Power Box

Polaris Sportsman 800 (05-14)

Part # 40-R54C

$388.99

ATV

TFI Power Box

Suzuki King Quad 750 (08-22)

Part # 40-R56A

$362.25

ATV

TFI Power Box

Honda TRX 700XX (08-09)

Part # 40-R58

Rated 5.0 out of 5, (1 reviews)

$362.25

ATV

TFI Power Box

Can Am Renegade 850 (16-22)

Part # 40-R51I

$388.99

ATV

TFI Power Box

Can Am DS 450 (08-15)

Part # 40-R51E

$362.25

ATV

TFI Power Box

Honda Foreman 500 (12-13)

Part # 40-R52B

$362.25

ATV

TFI Power Box

Suzuki King Quad 500 (11-22)

Part # 40-R56C

$362.25

ATV

TFI Power Box

Polaris Sportsman 550 (10-14)

Part # 40-R54J

$388.99

ATV

TFI Power Box

Polaris Sportsman 700 (05-14)

Part # 40-R54B

$388.99

ATV

TFI Power Box

Suzuki LTZ 400 Quadsport (09-14)

Part # 40-R63

$362.25

ATV

TFI Power Box

Can Am Outlander 800 R / XT (06-15)

Part # 40-R51A

$388.99

ATV

TFI Power Box

Yamaha Grizzly 550 (09-15)

Part # 40-R57D

$362.25

ATV

TFI Power Box

Suzuki King Quad 700 (05-07)

Part # 40-R56A

$362.25

ATV

TFI Power Box

Can Am Renegade 800R (07-15)

Part # 40-R51A

$388.99

ATV

TFI Power Box

Polaris Sportsman 500 (06-13)

Part # 40-R54E

$362.25

Sold out

ATV

TFI Power Box

Arctic Cat 700 H1 EFI (08-14)

Part # 40-R50E

$362.25

ATV

TFI Power Box

Honda Rincon 680 (06-14)

Part # 40-R52A

$362.25

Sold out

ATV

TFI Power Box

Arctic Cat 700 EFI (NON-H1) (07-12)

Part # 40-R50

$362.25

ATV

TFI Power Box

Can Am Renegade 500 (08-15)

Part # 40-R51C

$388.99

ATV

TFI Power Box

Honda Rincon 680 (15-19)

Part # 40-R52H

$362.25

ATV

TFI Power Box

Honda Rancher 420 IRS (2014)

Part # 40-R52B

$362.25

ATV

TFI Power Box

Suzuki LT-R 450 Quadracer (06-10)

Part # 40-R56B

$388.99

ATV

TFI Power Box

Suzuki King Quad 450 (07-10)

Part # 40-R56A

$362.25

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