Two Brothers Racing Suzuki LTR450 User Manual
V.a.l.e, Juice box™ - fuel controller
Two Brothers Racing
Juice Box™ - Fuel Controller
2008 Suzuki LTR-450 Installation & Operation Manual
Part # 008-151-08
Juice Box™ Fuel Control Kit
Adhesive Velcro Square
V a r i a b l e a x i s l o c k i n g e x h a u s t
Plug the JUICE BOX™’s black male connector into the
original white connector you removed in step 3. (Fig 4)
Now find a good chassis ground to attach the Juice
Box’s ground lead. NOTE: Gas tank mounting bolt or the
negative side of the battery.
Route the JUICE BOX™ wire harness along the frame
towards the front of the ATV (Fig 5) and mount the
JUICE BOX™ near the ECU or voltage regulator with the
supplied Velcro. Locate away from excessive heat and
Start the ATV. The green LED should scroll left to right
and back for about 3-5 seconds and then go to 1-2 steady
or slowly flashing green LED’s. If the number 1 green LED
and number 8 red LED’s continue flashing after startup
or idling, an injector wiring error is indicated. Re-check
the wires from the JUICE BOX™ and make sure they are
connected to the proper wire of your ATV’s stock harness.
MAKE SURE you have the correct wires selected in
the stock harness. DO NOT PROCEED UNLESS ABOVE
CONDITIONS ARE MET.
Re-assemble ATV in reverse order. Secure the JUICE
BOX™’s wire harness with supplied zip ties.
NOTE: Re-check your wire routing and JUICE BOX™
location and make certain that in no way the wires can
come into contact with any moving parts or high heat
source and that the JUICE BOX™ is mounted in a way as
to not cause a handling problem with the machine.
IMPORTANT - PLEASE READ CAREFULLY
two brothers racing warrants that this product carries a warranty for 2 years from date of purchase against original
defects in materials and workmanship. should this product fail to perform for either of the above reasons, two brothers
racing will repair or replace it with an equivalent product at no charge, except for postage, to the original retail purchaser.
to obtain the benefits of this warranty, the retail purchaser must return the product and proof of purchase to the place of
We recommend that this performance part be installed by a qualified ATV technician. If
you have any doubts as to your ability to install this performance part, please consult
with your local ATV dealer. Read all instructions first before starting installation. Make
sure the vehicle and exhaust system are completely cool before starting the installation.
Also, make sure the vehicle is secure during installation. Be sure to save all stock
components for possible use later.
The Juice Box™ is legal ONLY for closed course race vehicles. The Juice Box™ is not
applicable, nor inteded for use on EMISSIONS CONTROLLED street, highway or off-road
vehicles. The Juice Box™ is not applicable, nor inteded for use on aircraft.
Thank you for purchasing a genuine Two Brothers Racing
JUICE BOX™. This product represents a radical step
forward in tuning fuel-injected motorcycles and ATVs for
optimal performance using “load-based” technology.
We at Two Brothers Racing hope that you will find this
development as exciting and useful as we do. And
remember: Proper Fuel = Maximum Power!
Make sure the vehicle is completely cool before starting
the installation. Also, make sure the vehicle is secure and
will not roll around.
Remove the seat and air box lid cover. (Fig 1)
Remove the gas cap and gas tank cover by removing
6 push type rivets and 2 pull type rivets. (Fig 1) NOTE:
replace the gas cap as soon as the gas tank cover is
Locate white injector connector and unplug. (Fig 2)
Plug the Juice Box’s black female connector onto the
injector. (Fig 3)
Tools Needed For Install
- Small Standard Screwdriver
- 10mm Wrench or Socket
Continued on page 2