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Step 7 - Drill a hole through the firewall. Locate a spot low on the firewall on the driver side. You
should always look to find a clear path. Drill a hole from inside of the vehicle into engine compartment
and insert grommet. In this location you may also find a pre-existing rubber grommet to run the wire
through. Note: To avoid any damage to parts inside engine compartment, drill from inside of vehicle
using a short bit.
Firewall
Drill Hole for
Grommet
Battery
Step 8 - Route 10ga red power wire through grommet into the engine compartment.
Step 9 - Route 10ga red power wire through engine compartment safely away from any moving or hot
parts that could damage the wire.
Step 10 - Cut 10ga red power wire to length, connect the supplied fuse holder from the wire kit to the
end of the wire.
Step 11 - Remove 20 amp fuse from supplied fuse holder. Connect furnished ring terminal to positive
side of battery. Remove 10mm bolt from factory battery terminal. Pass bolt through factory battery
terminal, then ring terminal, and into the other side of factory battery terminal and retighten bolt.
Note: Always turn the ignition OFF when connecting or disconnecting battery cables. Failing to do so
may damage electronic components.
Step 12 - Ground amplifier to chassis of vehicle; connect the terminal provided to the 10ga black wire
from furnished wiring harness. A good ground is as important as the power connection. The ground
should be as short as possible and the contact point should be free of paint and debris.
6
M T X . C O M
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